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  1. By: Artman, Charles E. (Charles Enos),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1926
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Asher, Robert J. - Novacek, Michael J. - Rougier, Guillermo W. - Wible, John R.
    Publication info: 2009
    Holding Institution: American Museum of Natural History Library
  3. By: Asplund, John Malcolm. - University of Alberta. Department of Animal Science.
    Publication info: [1957]
    Holding Institution: University of Alberta Library
  4. By: Association for the Study of Internal Secretions (U.S.) - Endocrine Society.
    Publication info: Los Angeles, Calif, Association for the Study of Internal Secretions,
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  5. By: Atanasoff, Dimitr. - United States. Bureau of Plant Industry. Office of Cereal Investigations.
    Publication info: [Washington], Office of Cereal Investigations, Bureau of Plant Industry, U. S. Department of Agriculture, 1920
    Holding Institution: Cornell University Library
  6. By: Atkins, Albert J.
    Publication info: San Francisco, 1903
    Holding Institution: University of California Libraries
  7. By: Atkinson, George Francis,
    Edition: Ed. 3, rev.
    Publication info: New York, Holt, 1908
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  8. By: Atkinson, George Francis,
    Publication info: New York, Holt, 1898
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  9. By: Atkinson, George Francis,
    Edition: 2d ed., rev.
    Publication info: New York, H. Holt, 1899
    Holding Institution: Cornell University Library
  10. By: Atkinson, George Francis,
    Publication info: New York, H. Holt and company, 1898
    Holding Institution: Library of Congress
  11. By: Atkinson, George Francis,
    Edition: 3d ed., rev.
    Publication info: New York, Holt, 1905
    Holding Institution: Multiple institutions
  12. By: Atkinson, George Francis,
    Publication info: New York, H. Holt, [c1898]
    Holding Institution: Cornell University Library
  13. By: Atkinson, George Francis,
    Publication info: Barcelona : S.A. Industrias Gráficas - Seix & Barral Herms., editores ; Provenza, 219, 1916
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  14. By: Atkinson, Philip.
    Publication info: New York, W.J. Johnston, 1887
    Holding Institution: University of California Libraries
  15. By: Atlantic Ornamental Nurseries (Cologne, N. J.) - Liepe, Fred. G. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Cologne, [Atlantic County], New Jersey, Atlantic Ornamental Nurseries, [1928]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  16. By: Atwal, Avtar Singh, - University of Alberta. Department of Animal Science.
    Publication info: [1969]
    Holding Institution: University of Alberta Library
  17. By: Atwater, W. O. (Wilbur Olin), - Benedict, Francis Gano, - Billings, John S. (John Shaw),
    Publication info: Washington, Government Printing Office, 1902
    Holding Institution: Columbia University Libraries
  18. By: Atwater, W. O. (Wilbur Olin), - Benedict, Francis Gano, - United States. Office of Experiment Stations.
    Publication info: Washington, Govt. Print. Off, 1902
    Holding Institution: University of Florida, George A. Smathers Libraries
    BHL Collections: Expanding Access to Biodiversity Literature
  19. By: Aucher-Éloy, Remi,
    Publication info: Paris, Chez Aucher-Éloy et compie, 1826
    Holding Institution: NCSU Libraries
  20. By: Audinet Serville, (Jean Guillaume), M. - Bénard, Robert, - Bonnaterre, Pierre Joseph, abbé, - Daubenton, (Louis-Jean-Marie), M. - Latreille, P. A. (Pierre André), - Lepeletier de Saint Fargeau, Amédée Louis Michel, comte, - Mauduyt de la Varenne, Pierre Jean Étienne, - Olivier, G. A. (Guillaume Antoine), - Panckoucke, Charles Joseph, - Sève, Jacques Eustache de
    Publication info: A Paris Chez Panckoucke, Imprimeur-Libraire, hôtel de Thou, rue des Poitevins 1782-1832
    Holding Institution: Multiple institutions
  21. By: Augé-Laribé, Michel,
    Publication info: Paris, Colin, 1912
    Holding Institution: University of Toronto - Robarts Library
  22. By: Augier, Augustin, comte.
    Publication info: Lyon, Bruyset Ainé et Comp, 1801
    Holding Institution: Harvard University Botany Libraries
  23. By: Augustyn, Teresa. - Alberta. Fisheries and Wildlife Management Division.
    Publication info: Edmonton, Alberta Sustainable Resource Development, Fisheries & Wildlife Management Division, Resource Status and Assessment Branch, 2001
    Holding Institution: University of Alberta Library
  24. By: Aune, Keith, - Brannon, Robert D. - Montana. Department of Fish, Wildlife, and Parks
    Publication info: [Montana], Montana Dept. of Fish, Wildlife & Parks, [1987]
    Holding Institution: Montana State Library
  25. By: Austin, Gladys. - Carpender, Jack. - Cumming, William G. - Liddicoet, Alfred Raymond, - Mirov, N. T. - Righter, Francis I. - Stone, Lois Chambers. - Bancroft Library. Regional Oral History Office. - Forest History Society.
    Publication info: Berkeley, Calif, University of California, 1974
    Holding Institution: University of California Libraries
  26. By: Austin-Coleman Company. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: [Wayland, Ohio], Austin-Coleman Co, [1916 or 1917]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  27. By: Australasian Ornithologists' Union. - Birds Australia. - Royal Australasian Ornithologists' Union. - CSIRO Publishing
    Publication info: Melbourne Royal Australasian Ornithologists Union 1901-
    Holding Institution: Multiple institutions
  28. By: Avery, Elroy McKendree,
    Publication info: New York, Sheldon, c1878
    Holding Institution: University of California Libraries
  29. By: Avoine, P.-J. d' (Pierre-Joseph), - Linné, Carl von, - Morren, Charles, - Royal College of Physicians of London.
    Publication info: Malines, Olbrechts, 1850
    Holding Institution: Royal College of Physicians, London
  30. By: Axenfeld, Th. (Theodor), - Lubarsch, Otto, - Ostertag, R.
    Publication info: Wiesbaden, J. F. Bergmann, 1896
    Holding Institution: Wellcome Library
  31. By: Aymard, Auguste, - Société d'agriculture, sciences, arts et commerce (Puy, France)
    Publication info: [Puy, France, Société d'Agriculture, Sciences, Arts et Commerce], 1848
    Holding Institution: University of Toronto
  32. By: Aytenfisu, Attinaw. - University of Alberta. Dept. of Plant Science.
    Publication info: [1977]
    Holding Institution: University of Alberta Library
  33. By: Azara, Félix de,
    Publication info: Paris, C. Pougens, 1801
    Holding Institution: University Library, University of North Carolina at Chapel Hill
  34. By: Azara, Félix de, - Moreau de Saint-Méry, M. L. E. (Médéric Louis Elie),
    Publication info: Paris, Charles Pougens, quai Voltaire, n.o 10, An IX (1801)
    Holding Institution: John Carter Brown Library
  35. By: Azara, Félix de, - Moreau de Saint-Méry, M. L. E. (Médéric Louis Elie),
    Publication info: Paris, Imprimerie de C. Pougens, Librairie de Madame Huzard, 1801
    Holding Institution: Duke University Libraries
  36. By: Babbitt, Shirley Dare, - Wimberly, Lowry Charles,
    Publication info: Garden City, N.Y, and Toronto, Doubleday, Page & company, 1921
    Holding Institution: Library of Congress
  37. By: Babcock, C. J. (Clarence Joseph),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1924
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  38. By: Babcock, C. J. (Clarence Joseph),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1923
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  39. By: Babcock, C. J. (Clarence Joseph),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1925
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  40. By: Babcock, C. J. (Clarence Joseph),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1923
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  41. By: Babcock, C. J. (Clarence Joseph),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1925
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  42. By: Babcock, William Henry,
    Publication info: Washington, Smithsonian Institution, 1913
    Holding Institution: University of California Libraries
  43. By: Bachen, Daniel A. - Burkholder, Braden, - McEwan, Alexis, - Montana Natural Heritage Program, - United States. Army. Corps of Engineers.
    Publication info: Helena, MT, Montana Natural Heritage Program, [2018]
    Holding Institution: Montana State Library
  44. By: Bacon, Francis,
    Publication info: London, Ward, Lock, Bowden, 1892
    Holding Institution: Internet Archive
  45. By: Bacon, Francis,
    Publication info: London, Ward, Lock, Bowden, 1892
    Holding Institution: University of Toronto - Trinity College (John. W. Graham Library)
  46. By: Bacon, Francis,
    Publication info: London, Macmillan, 1902
    Holding Institution: University of Toronto - St. Michael’s College (John M. Kelly Library)
  47. By: Badgett, C. O - Woodward, C. F - United States. Bureau of Agricultural and Industrial Chemistry.
    Publication info: Philadelphia, Pa, U.S. Dept. of Agriculture, Bureau of Agricultural and Industrial Chemistry, 1951
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  48. By: Baedeker, F. W. J. (Friedrich Wilhelm Justus), - Brehm, L. (Ludwig), - Paessler, W.,
    Publication info: Leipzig, Hrsg. und verlegt von J. Baedeker, 1855-1863
    Holding Institution: Naturalis Biodiversity Center
  49. By: Bagneris, Gustave, - Fernandez, Edward Elias - Smythies, Arthur
    Publication info: London, W. Rider and son [etc.], 1882
    Holding Institution: University of California Libraries
  50. By: Bagshaw, Walter
    Publication info: London, Iliffe, 1902
    Holding Institution: Multiple institutions
  51. By: Bagshaw, Walter
    Edition: 3rd ed.
    Publication info: London, Iliffe, 1915
    Holding Institution: University of California Libraries
  52. By: Bagshaw, Walter
    Edition: 2d ed.
    Publication info: London, Iliffe, 1909
    Holding Institution: University of California Libraries
  53. By: Bahls, Loren L. - Montana. Department of Environmental Quality
    Publication info: Helena, Mont, [Montana Dept. of Environmental Quality], 1999
    Holding Institution: Montana State Library
  54. By: Baidoo, Samuel, - University of Alberta. Department of Animal Science.
    Publication info: [1984]
    Holding Institution: University of Alberta Library
  55. By: Bailey, John M.
    Publication info: [Billerica? Mass.], c1881
    Holding Institution: Library of Congress
  56. By: Baillon, H. (Henri),
    Publication info: Paris, V. Masson, 1858
    Holding Institution: Missouri Botanical Garden, Peter H. Raven Library
  57. By: Baillon, H. (Henri),
    Publication info: Paris, E. Martinet, [1878-1880]
    Holding Institution: Harvard University Botany Libraries
  58. By: Baillon, H. (Henri),
    Publication info: Paris, V. Masson, 1858
    Holding Institution: Multiple institutions
  59. By: Bainbridge, Francis Arthur. - Menzies, James Ackworth,
    Publication info: London, Longmans, 1914
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  60. By: Baitsell, George Alfred, - Angell, James Rowland, - Conklin, Edwin Grant, - Ferris, H. B. - Keller, Albert Galloway, - Lull, Richard Swann, - Parker, George Howard,
    Publication info: New Haven, Yale University Press; [etc., etc.], 1922
    Holding Institution: Duke University Libraries
  61. By: Baitsell, George Alfred, - Angell, James Rowland, - Conklin, Edwin Grant, - Ferris, H. B. - Keller, Albert Galloway, - Lull, Richard Swann, - Parker, George Howard,
    Publication info: New Haven, Yale University Press; [etc., etc.], 1922
    Holding Institution: University of California Libraries
  62. By: Baitsell, George Alfred, - Lull, Richard Swann, - Ferris, Harry Burr, - Parker, George Howard, - Angell, James Rowland, - Keller, Albert Galloway, - Conklin, Edwin Grant,
    Publication info: New Haven, Yale University Press; [etc., etc.], 1922
    Holding Institution: MBLWHOI Library
  63. By: Baker, Allan J. - Royal Ontario Museum.
    Publication info: [Toronto], Royal Ontario Museum, 1974
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
  64. By: Baker, Henry,
    Edition: 2d ed.
    Publication info: London, Printed for R. and J. Dodsley, 1764
    Holding Institution: Columbia University Libraries
  65. By: Baker, Henry,
    Publication info: London, Printed for R. Dodsley, 1753
    Holding Institution: Duke University Libraries
  66. By: Baker, Henry, - Folkes, Martin,
    Edition: The 2d ed.
    Publication info: London, Printed for R. and J. Dodsley, 1764
    Holding Institution: University of Alberta Library
  67. By: Baker, Robert J.
    Publication info: [Lubbock, Tex.], Museum, Texas Tech University, [1983]
    Holding Institution: Museum of Texas Tech University
    BHL Collections: Expanding Access to Biodiversity Literature
  68. By: Baker, Whiteford L. (Whiteford Lee),
    Publication info: Washington, U.S. Dept. of Agriculture, Forest Service, 1972
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  69. By: Bakhmet'ev, Porfiriĭ Ivanovich,
    Publication info: Leipzig, W. Engelmann, 1901-1907
    Holding Institution: Smithsonian Libraries and Archives
  70. By: Balbis, Giovanni Battista,
    Publication info: Torino : Dalla Stamperia filantropica, 1801
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  71. By: Balcomb, Kenneth C.,
    Publication info: 1966
    Holding Institution: Smithsonian Institution Archives
    BHL Collections: Smithsonian Field Books collection
  72. By: Balcomb, Kenneth C.,
    Publication info: 1967
    Holding Institution: Smithsonian Institution Archives
    BHL Collections: Smithsonian Field Books collection
  73. By: Balderson & Hayden. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Washington, D.C, Balderson & Hayden, 1927
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  74. By: Baldwin, Jessie.
    Publication info: 1912
    Holding Institution: University Library, University of Illinois Urbana Champaign
  75. By: Balen, J. C. F. van.
    Publication info: Deventer, 1909
    Holding Institution: Smithsonian Libraries and Archives
  76. By: Ball, Carleton R. (Carleton Roy), - Clark, J. Allen (Jacob Allen),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1918
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  77. By: Ball, Carleton R. (Carleton Roy), - Clark, J. Allen (Jacob Allen),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1916
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  78. By: Ball, M. V. (Michael Valentine),
    Edition: 7th ed., thoroughly rev
    Publication info: Philadelphia, W. B. Saunders, 1913, t.p. 1918
    Holding Institution: University of California Libraries
  79. By: Ball, M. V. (Michael Valentine),
    Edition: 6th ed., thoroughly rev.
    Publication info: London, W. B. Saunders Company, 1908
    Holding Institution: University of California Libraries
  80. By: Ball, M. V. (Michael Valentine),
    Edition: 2d ed
    Publication info: London, H. Kimpton, 1895
    Holding Institution: University of California Libraries
  81. By: Ball, M. V. (Michael Valentine), - Vogel, Karl M.
    Edition: 5th ed., thoroughly rev. by Karl M. Vogel. With ninety-six illustrations; some in colors, and six plates.
    Publication info: Philadelphia [etc.], W. B. Saunders & company, 1904
    Holding Institution: University of California Libraries
  82. By: Ball, M. V. (Michael Valentine), - Weston, Paul G.
    Edition: 7th ed., thoroughly rev.
    Publication info: London, W.B. Saunders, 1913
    Holding Institution: University of California Libraries
  83. By: Ball, Richard Francis. - Gilbey, Tresham.
    Publication info: London, Vinton, 1896
    Holding Institution: Webster Family Library of Veterinary Medicine
  84. By: Ball, Ronald O. - University of Alberta. Department of Animal Science.
    Publication info: 1979
    Holding Institution: University of Alberta Library
  85. By: Ballantyne, Larry. - Montana. Department of Natural Resources and Conservation
    Publication info: [Kalispell, Mont.], Montana Dept. of Natural Resources and Conservation, Northwestern Lands Office, Kalispell/Plains Unit, [2000]
    Holding Institution: Montana State Library
  86. By: Ballard, C. W. (Charles William),
    Publication info: New York, Wiley, 1921
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  87. By: Ballard, C. W. (Charles William),
    Publication info: New York, John Wiley & Sons, Inc.; [etc.,etc.], 1921
    Holding Institution: Cornell University Library
  88. By: Ballard, W. S. (William Salisbury),
    Publication info: 1904
    Holding Institution: University Library, University of Illinois Urbana Champaign
  89. By: Ballowitz, Emil,
    Publication info: Jena, Verlag von Gustav Fischer, 1899
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
  90. By: Ballowitz, Emil,
    Publication info: Jena, G. Fischer, 1903
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
  91. By: Balmaseda, Francisco Javier,
    Publication info: México, Oficina Tip. de la Secretaria de Fomento, 1889
    Holding Institution: Biblioteca Conjunta de Ciencias de la Tierra, Instituto de Ciencias del Mar y Limnología, UNAM
    BHL Collections: Publicaciones en Español
  92. By: Balmford, Andrew. - Rodrigues, A. - Walpole, Matt
    Publication info: European Commission,
    Holding Institution: UNEP-WCMC, Cambridge
  93. By: Bancroft, Edward,
    Publication info: London, Printed for T. Becket and P.A. de Hondt in the Strand, MDCCLXIX. [1769]
    Holding Institution: John Carter Brown Library
  94. By: Bancroft, Edward, - Becket, Thomas. - De Hondt, P. A. (Peter Abraham) - Park, Moses,
    Publication info: London Printed for T. Becket and P.A. de Hondt in the Strand MDCCLXIX [1769]
    Holding Institution: John Adams Library at the Boston Public Library
  95. By: Bancroft, Edward, - Park, Moses,
    Publication info: London, Printed for T. Becket and P.A. De Hondt in the Strand, MDCCLXIX [1769]
    Holding Institution: Smithsonian Libraries and Archives
  96. By: Banks, Enoch Marvin,
    Publication info: New York, The Columbia University Press, The Macmillan Company, agents; [etc., etc.], 1905
    Holding Institution: University of California Libraries
  97. By: Banks, Nathan, - Caudell, Andrew Nelson,
    Publication info: Washington, D.C, [Press of Judd & Detweiler, Inc.], 1912
    Holding Institution: Smithsonian Libraries and Archives
  98. By: Banning's Seed House. - Banning, T. G. (Thomas Gilmer), - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Brookfield, Mo, Banning's Seed House, 1928
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  99. By: Banning's Seed House. - Banning, T. G. (Thomas Gilmer), - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Brookfield, MO, Banning's, 1931
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  100. By: Banowetz, G. M. (Gary Michael) - Pacific Northwest Forest and Range Experiment Station (Portland, Or.) - United States. Forest Service.
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1976
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  101. By: Barbey, William,
    Publication info: Lausanne : Georges Bridel éditeur, 1885
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  102. By: Barbosa, Julio Caetano Horta.
    Publication info: Rio de Janeiro, 1916
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
  103. By: Barbosa, Nicolau Bueno Horta.
    Publication info: Rio de Janeiro, 1916
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
  104. By: Barbour, Erwin Hinckley, - Schultz, C. Bertrand (Charles Bertrand),
    Publication info: 1937
    Holding Institution: American Museum of Natural History Library
  105. By: Bare, Gary Alan.
    Publication info: c1978
    Holding Institution: UMass Amherst Libraries
  106. By: Barger, Roland L. - Ffolliott, Peter F. - Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)
    Publication info: Fort Collins, Colo, Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1970
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  107. By: Barger, W. R. - Pentzer, W. T. (Wilbur Tibbils), - United States. Bureau of Plant Industry, Soils, and Agricultural Engineering.
    Publication info: Fresno, Calif, U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering, 1948
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  108. By: Bark, Don H. (Don Hurdman)
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1916
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  109. By: Barker, Allen V.,
    Publication info: New Haven, Connecticut Agricultural Experiment Station, 1980
    Holding Institution: University of Connecticut Libraries
  110. By: Barker, Lewellys F. (Lewellys Franklin),
    Publication info: New York, Appleton, 1922
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  111. By: Barker, Lewellys F. (Lewellys Franklin), - Hoskins, Roy Graham, - Mosenthal, Herman Otto,
    Publication info: New York, D. Appleton and Company, 1922
    Holding Institution: University of California Libraries
  112. By: Barnes Brothers Nursery Company. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Yalesville, Conn, Barnes Bros. Nursery Co,
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  113. By: Baron, Frank J. - Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.) - California Forest and Range Experiment Station.
    Publication info: Berkeley, Calif, California Forest and Range Experiment Station, 1962
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  114. By: Barr, David W. - Royal Ontario Museum.
    Publication info: [Toronto], Royal Ontario Museum, 1972
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
  115. By: Barr, Thomas C.
    Publication info: 1974
    Holding Institution: American Museum of Natural History Library
  116. By: Barratte, Gustave, - Bonnet, Edmond,
    Publication info: Paris : Imprimerie nationale, 1896
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  117. By: Barratte, Gustave, - Bonnet, Edmond,
    Publication info: Paris : Imprimerie nationale, 1895
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  118. By: Barrell, Joseph,
    Publication info: New Haven Yale University Press 1918
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  119. By: Barrell, Joseph, - Schuchert, Charles, - Woodruff, Lorande Loss, - Lull, Richard Swann, - Huntington, Ellsworth,
    Publication info: New Haven, Yale university press; [etc., etc.], 1918
    Holding Institution: MBLWHOI Library
  120. By: Barrère, Pierre,
    Publication info: A Paris, chez la veuve Piget, M.DCC.XLIX. [1749]
    Holding Institution: John Carter Brown Library
  121. By: Barrère, Pierre,
    Publication info: A Paris, chez Piget, M.DCC.XLI. [1741]
    Holding Institution: John Carter Brown Library
  122. By: Barres, James. - University of Michigan. Great Lakes Research Division.
    Publication info: Ann Arbor, Mich, Great Lakes Research Division, University of Michigan, 1984
    Holding Institution: University of Michigan
  123. By: Barrows, Anna.
    Publication info: Boston, D. Lothrop, [1890]
    Holding Institution: Smithsonian Libraries and Archives
    BHL Collections: Women in Natural History
  124. By: Barrows, Anna.
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1916
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Women in Natural History
  125. By: Barrows, David P.,
    Publication info: Chicago, University of Chicago Press, 1900
    Holding Institution: Boston Public Library
  126. By: Barrows, David Prescott,
    Publication info: Chicago, University of Chicago Press, 1900
    Holding Institution: University of California Libraries
  127. By: Barrows, Egbert S.
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
    BHL Collections: John Torrey Papers
  128. By: Barrus, George Hale
    Publication info: New York, Van Nostrand, 1900
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  129. By: Barry, David, Sir,
    Publication info: London, Printed for Thomas and George Underwood, 1826
    Holding Institution: Francis A. Countway Library of Medicine
  130. By: Barth, Lester G. (Lester George),
    Publication info: New York, Dryden Press, 1949
    Holding Institution: MBLWHOI Library
  131. By: Bartholomew, George.
    Publication info: S.l, s.n, 188-?
    Holding Institution: Webster Family Library of Veterinary Medicine
  132. By: Bartlett, Bob,
    Publication info: 1942
    Holding Institution: Smithsonian Institution Archives
    BHL Collections: Smithsonian Field Books collection
  133. By: Bartlett, Bob,
    Publication info: 1938
    Holding Institution: Smithsonian Institution Archives
    BHL Collections: Smithsonian Field Books collection
  134. By: Barton, Benjamin Smith, - Desilver, Robert.
    Edition: 3d ed., corr. and greatly enl.
    Publication info: Philadelphia, Robert Desilver, 1827
    Holding Institution: NCSU Libraries
  135. By: Bartow, F.,
    Publication info: Romeo [Mich.], B. A. Teall & co., book and job printers, 1868
    Holding Institution: Library of Congress
  136. By: Bartsch, Paul,
    Publication info: Washington, D.C, Carnegie Institution of Washington, 1920
    Holding Institution: Cornell University Library
  137. By: Bartsch, Paul,
    Publication info: Washington, D.C, Carnegie Institution of Washington, 1920
    Holding Institution: MBLWHOI Library
  138. By: Barzdo, Jonathan. - Caldwell, J. R. - Martin, Rowan (Rowan B.)
    Publication info: CITES Secretariat,
    Holding Institution: UNEP-WCMC, Cambridge
    BHL Collections: Publicaciones en Español
  139. By: Barzdo, Jonathan. - Caldwell, J. R. - Martin, Rowan (Rowan B.)
    Publication info: CITES Secretariat,
    Holding Institution: UNEP-WCMC, Cambridge
  140. By: Base, Daniel,
    Edition: 2d ed
    Publication info: Baltimore, Md, The author, 1905
    Holding Institution: University of California Libraries
  141. By: Basiner, Theodor Friedrich Julius
    Publication info: [Petropoli : Ex scriptis Academiae Scientiarum Imperialis Petropolitanae], 1845
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  142. By: Bass, Vince
    Publication info: 1967
    Holding Institution: Smithsonian Institution Archives
    BHL Collections: Smithsonian Field Books collection
  143. By: Bastian, H. Charlton (Henry Charlton),
    Publication info: London, Macmillan and co, 1874
    Holding Institution: Cornell University Library
  144. By: Bastian, H. Charlton (Henry Charlton),
    Publication info: London, Methuen & Co, [1907]
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
  145. By: Bastian, H. Charlton (Henry Charlton),
    Publication info: London, Methuen & co, [1907]
    Holding Institution: University of Toronto - St. Michael’s College (John M. Kelly Library)
  146. By: Bastian, H. Charlton (Henry Charlton),
    Publication info: New York, E. P. Dutton & co, 1907
    Holding Institution: Francis A. Countway Library of Medicine
  147. By: Batchelder, C. H. - United States. Office of Experiment Stations.
    Publication info: [Washington], [U.S. Dept. of Agriculture, Bureau of Entomology and Plant Quarantine], [1943]
    Holding Institution: University of Florida, George A. Smathers Libraries
    BHL Collections: Expanding Access to Biodiversity Literature
  148. By: Batten, Roger Lyman - Stokes, William Lee,
    Publication info: 1986
    Holding Institution: American Museum of Natural History Library
  149. By: Batten, Roger Lyman - Stokes, William Lee,
    Publication info: New York, N.Y, American Museum of Natural History, c1986
    Holding Institution: American Museum of Natural History Library
  150. By: Bauer, Brian S.
    Publication info: [Chicago, Ill.], Field Museum of Natural History, 1999
    Holding Institution: University Library, University of Illinois Urbana Champaign
  151. By: Bauer, Brian S. - Jones, Bradford M.
    Publication info: Chicago, Ill, Field Museum of Natural History, 2003
    Holding Institution: University Library, University of Illinois Urbana Champaign
  152. By: Bauer, Max,
    Edition: 2., Vollkommen durchgesehene und teilweise neubearb. Aufl.
    Publication info: Leipzig, C.H. Tauchnitz, 1909
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  153. By: Baum's Home of Flowers. - Baum's Home of Flowers. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Knoxville, Tennessee, Baum's Home of Flowers Inc, [1927?]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  154. By: Baum's Home of Flowers. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Knoxville, Tenn, Baum's Home of Flowers, Inc, [1927]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  155. By: Baur, Erwin,
    Publication info: Berlin, Gebrüder Borntraeger, 1911
    Holding Institution: Harvard University Botany Libraries
  156. By: Bay State Nurseries. - W.H. Wyman & Son. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: North Abington, Massachusetts, Bay State Nurseries, [1930]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  157. By: Bayan, F.
    Publication info: Paris, F. Savy, 1870-1873
    Holding Institution: University Library, University of Illinois Urbana Champaign
  158. By: Beach, William Henry. - Veterinary Medical Association.
    Publication info: London, The Author, 1879
    Holding Institution: University of Southampton
    BHL Collections: Perkins Agricultural Library
  159. By: Beahm Gardens. - Beahm, Gertrude W., - Beahm, Sherman E., - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Pasadena, California, Beahm Gardens, [1954?]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  160. By: Beahm Gardens. - Beahm, Gertrude W., - Beahm, Sherman E., - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Pasadena, California, Beahm Gardens, [1955?]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  161. By: Beahm Gardens. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Pasadena, California, Beahm Gardens, [1958]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  162. By: Beahm Gardens. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Pasadena, California, Beahm Gardens, [1952?]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  163. By: Beahm Gardens. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Pasadena, California, Beahm Gardens, [1943?]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  164. By: Beahm Gardens. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Pasadena, California, Beahm Gardens, [1944?]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  165. By: Beale, Edward John.
    Publication info: London, Marlborough, 1887
    Holding Institution: NCSU Libraries
  166. By: Beard, C. M. - National Rose Society. - Massee, George, - Theobald, Fred. V. (Frederick Vincent),
    Publication info: [Croydon, England], The Society, 1908
    Holding Institution: University of California Libraries
    BHL Collections: Women in Natural History
  167. By: Beard, R. M.
    Publication info: Port Hueneme, Calif, Civil Engineering Laboratory, Naval Construction Battalion Center, 1976
    Holding Institution: MBLWHOI Library
  168. By: Beattie, James H.
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1927
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  169. By: Beattie, Will. - Clancey, Pat, - Zubik, Raymond John, - Montana. Department of Fish, Wildlife, and Parks - United States. Bonneville Power Administration. Division of Fish and Wildlife.
    Publication info: Portland, Or, [U.S. Dept. of Energy, Bonneville Power Administration, Division of Fish & Wildlife [and] Montana Dept. of Fish, Wildlife, and Parks, 1988]
    Holding Institution: Montana State Library
  170. By: Beatty, Adam,
    Publication info: Maysville, Ky, Collins & Brown, 1844
    Holding Institution: Library of Congress
  171. By: Beaudouin, J. Jean (Joseph Jean),
    Publication info: 1981
    Holding Institution: University of Florida, George A. Smathers Libraries
  172. By: Beaufort, François de, - Maurin, Hervé - Muséum national d'histoire naturelle, Paris Secrétariat de la faune et de la flore
    Holding Institution: Muséum national d'Histoire naturelle
  173. By: Beauverie, Jean,
    Publication info: Paris, J.-B. Baillière, 1900
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
  174. By: Beaver, Paul Chester,
    Publication info: Urbana, Ill, The University of Illinois, 1937
    Holding Institution: University Library, University of Illinois Urbana Champaign
  175. By: Beccari, Odoardo, - D'Albertis, Luigi Maria, - Bruijn, A. A.
    Publication info: Genova, Tip. del R. Istituto Sordo-Muti, 1881
    Holding Institution: Smithsonian Libraries and Archives
  176. By: Bechmann, Hermann,
    Publication info: Ansbach, Druck von C. Brügel, 1906
    Holding Institution: University of Toronto - Robarts Library
  177. By: Becker, Th. (Theodor),
    Publication info: S.l, s.n, 1907?
    Holding Institution: Smithsonian Libraries and Archives
  178. By: Beckwith, E. G. (Edward Griffin),
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
    BHL Collections: John Torrey Papers
  179. By: Béclard, P. A. (Pierre Auguste),
    Publication info: Paris, Béchet, 1823
    Holding Institution: Boston Public Library
  180. By: Béclard, P. A. (Pierre Auguste), - King's College London.
    Publication info: Paris chez Béchet Jeune 1823
    Holding Institution: King's College London, Foyle Special Collections Library
  181. By: Béclard, P. A. (Pierre Auguste), - Togno, Joseph.
    Publication info: Philadelphia, Carey and Lea, 1830
    Holding Institution: University of California Libraries
  182. By: Béclard, P. A. (Pierre Auguste), - University of Glasgow. Library.
    Publication info: Paris, Béchet, 1823
    Holding Institution: University of Glasgow Library
  183. By: Becquerel, Jean,
    Publication info: Paris, Payot, 1922
    Holding Institution: University of Toronto - Mathematical Sciences
  184. By: Beddard, Frank E. (Frank Evers),
    Publication info: Cambridge, University Press, 1912
    Holding Institution: University of Toronto - Earth Sciences Library (Noranda)
  185. By: Beddard, Frank E. (Frank Evers),
    Publication info: Cambridge [Eng.], The University press, 1912
    Holding Institution: Multiple institutions
  186. By: Beddard, Frank E. (Frank Evers),
    Publication info: New York, Longmans, Green, and Co, 1898
    Holding Institution: Cornell University Library
  187. By: Beebe, William,
    Publication info: Garden City, N. Y, Garden City Publishing Co., Inc, [1921]
    Holding Institution: Cornell University Library
  188. By: Beebe, William,
    Publication info: New York, H. Holt, 1921
    Holding Institution: NCSU Libraries
  189. By: Beebe, William,
    Publication info: New York, H. Holt and Company, 1921
    Holding Institution: University of California Libraries
  190. By: Beebe, William,
    Publication info: London, H.F. & G. Witherby, 1922
    Holding Institution: University of California Libraries
  191. By: Beebee, W. W. - Shaffer, J. M., Dr.
    Publication info: Dubuque, Iowa, 1864?
    Holding Institution: Cornell University Library
  192. By: Begg, Alexander,
    Publication info: [Liverpool?, s.n, 1883?]
    Holding Institution: Canadiana.org
  193. By: beijing da xue e wu xi da xue e wu jiao yan shi
    Publication info: shang wu yin shu guan
    Holding Institution: Institute of Botany, Chinese Academy of Sciences
  194. By: Bell, John,
    Publication info: Philadelphia, Haswell, Barrington, and Haswell, 1838
    Holding Institution: Univ. of Mass Medical School, Lamar Soutter Library
  195. By: Bellerive, Georges,
    Publication info: Quebec, Garneau, 1915
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  196. By: Bellot Rodríguez, Francisco
    Publication info: Madrid : Real Academia de Farmacia, 1944
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  197. By: Belser, Richard Baker.
    Publication info: Monterey, California, Naval Postgraduate School, 1972
    Holding Institution: Naval Postgraduate School
  198. By: Benedí i Gonzalez, Carles - Molero i Briones, Julià
    Publication info: Barcelona : Facultatis Pharmaciae Universitatis Barcinonensis Herbarium BCF, 1991
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  199. By: Benett, W.
    Publication info: Oxford, Clarendon Press, 1908
    Holding Institution: University of Toronto - Robarts Library
  200. By: Benítez Cruz, Guillermo
    Publication info: Granada : Departamento de Biología, Facultad de Ciencias, Universidad Autónoma de Madrid, 2009
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  201. By: Benito Garzón, Marta
    Publication info: Madrid : Departamento de Biología, Facultad de Ciencias, Universidad Autónoma de Madrid, 2006
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  202. By: Bennett Seed Company. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Detroit, Michigan, Bennett Seed Company, [1928]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  203. By: Bennett, Wendell Clark,
    Publication info: 1937
    Holding Institution: American Museum of Natural History Library
  204. By: Bennett, Wendell Clark,
    Publication info: 1934
    Holding Institution: American Museum of Natural History Library
  205. By: Bennett, Wendell Clark,
    Publication info: 1936
    Holding Institution: American Museum of Natural History Library
  206. By: Benson, Richard H. (Richard Hall),
    Publication info: Washington, Smithsonian Institution Press, 1977
    Holding Institution: Smithsonian Libraries and Archives
    BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection
  207. By: Bentley, H. L.
    Publication info: Washington, Govt. Print Off, 1902
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  208. By: Bentley, J. R. (Jay R.), - Talbot, M. W. (Murrell Williams),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1950
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  209. By: Bentz, Jerry A. - University of Alberta.
    Publication info: Edmonton, University of Alberta, 1981
    Holding Institution: University of Alberta Library
  210. By: Bentz, Louis. - Chrétien, A. J., - Skinner, Frederick Gustavus,
    Publication info: New York, A.O. Moore, 1858
    Holding Institution: Library of Congress
  211. By: Bentz, Louis. - Chrétien, A. J., - Skinner, Frederick Gustavus,
    Publication info: New York, C.M. Saxton, 1851
    Holding Institution: Library of Congress
  212. By: Bérenguier, Paul. - Société d'études scientifiques et archéologiques de Draguignan
    Publication info: Draguignan, Société d'études scientifiques et archéologiques de Draguignan, 1884
    Holding Institution: Smithsonian Libraries and Archives
  213. By: Berg, Cárlos,
    Publication info: Buenos Aires, Impr. de Pablo E. Coni, 1877
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
    BHL Collections: Publicaciones en Español
  214. By: Bergen, Joseph Y. (Joseph Young),
    Publication info: Boston, Ginn, [c1896]
    Holding Institution: Cornell University Library
  215. By: Bergen, Joseph Y. (Joseph Young),
    Edition: Rev. ed.
    Publication info: Boston, Ginn, [c1904, pref. 1906]
    Holding Institution: Cornell University Library
  216. By: Bergen, Joseph Y. (Joseph Young),
    Publication info: Boston, Ginn, [c1908]
    Holding Institution: Multiple institutions
  217. By: Bergen, Joseph Y. (Joseph Young), - Bergen, Joseph Y. (Joseph Young),
    Publication info: Boston, Ginn, 1896
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
  218. By: Berger, Thomas Joseph.
    Publication info: Monterey, California, Naval Postgraduate School, 1970
    Holding Institution: Naval Postgraduate School
  219. By: Bergson, Henri,
    Edition: 4th ed. --
    Publication info: Paris, F. Alcan, 1908
    Holding Institution: University of Toronto - Robarts Library
  220. By: Bergson, Henri,
    Edition: 6e éd. --
    Publication info: Paris, F. Alcan, 1910
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
  221. By: Berkeley, Grantley F. (Grantley Fitzhardinge),
    Publication info: London, Hurt & Blackett, 1861
    Holding Institution: University of California Libraries
  222. By: Bernal i Cid, Mercè.
    Publication info: Barcelona : Departament de Biologia Vegetal, Facultat de Biologia, Universitat de Barcelona, 2000
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  223. By: Bernstein, Julius,
    Publication info: Braunschweig, F. Vieweg, 1912
    Holding Institution: MBLWHOI Library
  224. By: Berry, Edward Wilber, - Wood, Horace Elmer,
    Publication info: 1932
    Holding Institution: American Museum of Natural History Library
  225. By: Berryhill Nursery Company (Springfield, Ohio) - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Springfield, Ohio, Berryhill Nursery Co, [1934]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  226. By: Bertha E. Rhoades & Son, - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Merrillan, Wisconsin, Bertha E. Rhoades & Son, [1958]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  227. By: Bertha E. Rhoades & Son, - Rhoades, Bertha E. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Merrillan, Wisconsin, Bertha E. Rhoades & Son, [1959?]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  228. By: Berthelot, M. (Marcellin), - Hake, C. Napier. - Macnab, William.
    Publication info: London, J. Murray, 1892
    Holding Institution: University of California Libraries
  229. By: Berthelot, René,
    Publication info: Paris, Alcan, 1908
    Holding Institution: University of Toronto - Robarts Library
  230. By: Berthelot, Sabin,
    Publication info: Paris, Challamel a©n©, 1868
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
  231. By: Bertherand, É.-L. (Émile-Louis), - Mueller, Ferdinand von,
    Publication info: Alger, Victor Aillaud et Compagnie, 1876
    Holding Institution: Royal Botanic Gardens Victoria
    BHL Collections: BHL Australia | Ferdinand von Mueller Collection
  232. By: Berthoud, Samuel Henry,
    Edition: 2. éd.
    Publication info: Tours A. Mame 1867
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  233. By: Bertin, Jules. - Valée, George,
    Publication info: Arras, Seuer-Charruey, 1876
    Holding Institution: Library of Congress
  234. By: Bertin, Jules. - Vallée, George,
    Publication info: Arras, Sueur-Charruey, 1876
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  235. By: Bertoloni, Antonio,
    Publication info: Bononiae, Typis A. de Nibilibus, 1820
    Holding Institution: Harvard University Botany Libraries
  236. By: Bertrand, Bernard Nicolas, - Bertrand, Bernard Nicolas, - Société typographique de Neuchâtel,
    Publication info: A Neuchatel, De l'Imprimerie de la Société typographique, MDCCLXXIII [1773]
    Holding Institution: Smithsonian Libraries and Archives
    BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection
  237. By: Bertrand, Joseph,
    Publication info: Paris, Hachette, 1902
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  238. By: Bertrand, Paul,
    Publication info: Lille, Impr. L. Danel, 1909
    Holding Institution: Harvard University Botany Libraries
  239. By: Besant, Annie, - Theosophical Society (Great Britain)
    Edition: 2nd ed.
    Publication info: London, Theosophical Pub. Society, 1900
    Holding Institution: University of California Libraries
  240. By: Besant, Walter, Sir,
    Publication info: London, Chatto and Windus, 1888
    Holding Institution: University of California Libraries
  241. By: Besser, W. S. (Wilibald S.),
    Publication info: Vilnae, j. Zawadski, 1822
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
    BHL Collections: Ukrainian Українська Collection
  242. By: Bessey, Charles E. (Charles Edwin),
    Edition: 7th ed., rev. and enl.
    Publication info: New York, Holt, [c1896]
    Holding Institution: Cornell University Library
  243. By: Bessey, Charles E. (Charles Edwin),
    Edition: 6th ed. rev. and enl.
    Publication info: New York, H. Holt and company, 1896
    Holding Institution: Library of Congress
  244. By: Bessey, Charles E. (Charles Edwin),
    Edition: 3d ed., with an introduction on the gross anatomy of flowering plants.
    Publication info: New York, Holt, [c1884]
    Holding Institution: Cornell University Library
  245. By: Bessey, Charles E. (Charles Edwin),
    Edition: 5th ed., with an introductory chapter and an appendix.
    Publication info: New York, H. Holt and company, 1893
    Holding Institution: Cornell University Library
  246. By: Bessey, Charles E. (Charles Edwin), - Bessey, Ernst Athearn,
    Edition: 8th ed. of "The essentials of botany" entirely rewritten; with 206 diagrammatic illustrations.
    Publication info: New York, H. Holt and company, [c1914]
    Holding Institution: Multiple institutions
  247. By: Bessey, Charles E. (Charles Edwin), - Bessey, Ernst Athearn,
    Publication info: New York, H. Holt, [c1914]
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  248. By: Best, J. J. (James John)
    Publication info: London, Wm. H. Allen & Co, 1842
    Holding Institution: University of Pittsburgh Library System
  249. By: Betta, Edoardo de, - Accademia di agricoltura, arti e commercio di Verona.
    Publication info: Verona, Vicentini e Franchini, 1857
    Holding Institution: Smithsonian Libraries and Archives
  250. By: Beutenmüller, William,
    Publication info: 1902
    Holding Institution: American Museum of Natural History Library
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  1. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1877-02-24
  2. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1859-02-25
  3. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1871-02-25
  4. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1873-02-26
  5. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1848-02-27
  6. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1863-02-27
  7. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1877-02-27
  8. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-02-28
  9. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1874-02-28
  10. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-02-03
  11. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-02-03
  12. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-02-03
  13. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1852-02-04
  14. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-02-04
  15. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1865-02-05
  16. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1871-02-05
  17. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1879-02-05
  18. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1845-02-06
  19. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1851-02-06
  20. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1860-02-07
  21. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1878-02-07
  22. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1856-02-08
  23. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1875-02-08
  24. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1863-02-09
  25. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-02-09
  26. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1844-02
  27. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1884-02-11
  28. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-01-10
  29. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1845-01-11
  30. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1853-01-11
  31. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1878-01-11
  32. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1883-01-11
  33. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1883-01-13
  34. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1879-01-14
  35. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1880-01-14
  36. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1867-01-15
  37. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-01-16
  38. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1867-01-17
  39. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1883-01-17
  40. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1843-01-18
  41. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1843-01-18
  42. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1878-01
  43. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1860-01-20
  44. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1866-01-20
  45. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1880-01-20
  46. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-01-20
  47. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1842-01-21
  48. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1863-01-21
  49. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1874-01-21
  50. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1850-01-23
  51. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1850-01-23
  52. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-01-23
  53. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1884-01-23
  54. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1878-01-24
  55. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1853-01-27
  56. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1861-01-28
  57. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1867-01-28
  58. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1856-01-29
  59. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1863-01-29
  60. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1846-01-03
  61. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1875-01-03
  62. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-01-03
  63. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-01-03
  64. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1850-01-30
  65. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1880-01-31
  66. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1851-01-04
  67. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1848-01-05
  68. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1863-01-06
  69. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1874-01-06
  70. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-01-06
  71. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1842-01-08
  72. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1844-01-08
  73. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1861-01-08
  74. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1872-01-08
  75. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-01-08
  76. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1871-01-09
  77. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1867-07-01
  78. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1874-07-11
  79. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1860-07-12
  80. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1852-07-14
  81. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-07-14
  82. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1867-07-14
  83. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1853-07-16
  84. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1865-07-17
  85. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1878-07-17
  86. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1858-07-18
  87. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1879-07-18
  88. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1874-07
  89. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-07-19
  90. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1874-07-20
  91. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1856-07-21
  92. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1875-07-21
  93. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1845-07-22
  94. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1871-07-23
  95. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1877-07-24
  96. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-07-24
  97. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1842-07-25
  98. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1866-07-25
  99. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1878-07-25
  100. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1848-07-26
  101. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1876-07-26
  102. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-07-26
  103. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1843-07-27
  104. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1847-07-27
  105. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1867-07-27
  106. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1853-07-28
  107. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1851-07-29
  108. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1870-07-29
  109. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1846-07-03
  110. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1871-07-03
  111. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1871-07-03
  112. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-07-31
  113. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1853-07-04
  114. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1864-07-06
  115. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-07-06
  116. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1857-07-07
  117. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-07-07
  118. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1878-07-07
  119. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-07-07
  120. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1861-07-08
  121. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1875-07-09
  122. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1848-06-01
  123. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1858-06-01
  124. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-06-01
  125. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1848-06-10
  126. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1877-06-10
  127. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1880-06-10
  128. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1880-06-11
  129. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1855-06-12
  130. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1860-06-12
  131. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1883-06-12
  132. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1847-06-13
  133. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1871-06-13
  134. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-06-13
  135. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-06-13
  136. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1873-06-14
  137. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1859-06-15
  138. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-06-16
  139. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1878-06-16
  140. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-06-16
  141. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1865-06-17
  142. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1878-06
  143. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1859-06-02
  144. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1883-06-02
  145. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1877-06-21
  146. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1878-06-21
  147. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1842-06-22
  148. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-06-22
  149. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1883-06-22
  150. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-06-23
  151. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1867-06-23
  152. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1876-06-24
  153. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-06-24
  154. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1841-06-25
  155. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1846-06-25
  156. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1856-06-27
  157. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1879-06-27
  158. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-06-28
  159. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1850-06-29
  160. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1871-06-29
  161. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1842-06-30
  162. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1842-06-30
  163. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1842-06-30
  164. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1842-06-30
  165. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1877-06-30
  166. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1843-06-04
  167. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1863-06-04
  168. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1865-06-05
  169. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1877-06-06
  170. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-06-06
  171. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1845-06-09
  172. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-06-09
  173. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1873-06-09
  174. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1884-03-10
  175. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1844-03-11
  176. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1851-03-12
  177. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1856-03-12
  178. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1865-03-12
  179. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1867-03-14
  180. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1872-03-14
  181. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1880-03-15
  182. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1853-03-16
  183. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1875-03-18
  184. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1857-03-02
  185. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1870-03-02
  186. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1872-03-02
  187. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1877-03-02
  188. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1842-03-20
  189. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1846-03-20
  190. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1845-03-21
  191. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1847-03-23
  192. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1848-03-23
  193. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1857-03-23
  194. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1857-03-23
  195. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-03-24
  196. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1880-03-24
  197. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-03-24
  198. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1855-03-25
  199. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1856-03-26
  200. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1866-03-26
  201. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1850-03-27
  202. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1853-03-27
  203. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1877-03-27
  204. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1840
  205. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1849-03-28
  206. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1845-03-29
  207. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1870-03-29
  208. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1872-03-29
  209. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1866-03-03
  210. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1880-03-03
  211. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1871-03-30
  212. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1849-03-04
  213. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1845-03-05
  214. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-03-05
  215. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1867-03-06
  216. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1875-03-07
  217. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1849-03-08
  218. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1850-03-08
  219. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1843-03-09
  220. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1847-03-09
  221. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1850-03-09
  222. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1873-03-09
  223. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-05-01
  224. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1867-05-01
  225. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1877-05-01
  226. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1847-05-11
  227. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1849-05-12
  228. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1845-05-13
  229. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1849-05-13
  230. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1856-05-13
  231. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1859-05-13
  232. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1861-05-13
  233. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1875-05-13
  234. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1878-05-13
  235. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1880-05-13
  236. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1848-05-14
  237. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1862-05-14
  238. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1883-05-14
  239. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1881-05-16
  240. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1860-05-17
  241. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1850-05-18
  242. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1860-05-18
  243. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1867-05-18
  244. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1880-05-18
  245. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1846-05-19
  246. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1858-05-02
  247. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1873-05-20
  248. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1850-05-22
  249. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1882-05-22
  250. By: Engelmann, George,
    Type: Correspondence
    In: George Engelmann letters to Asa Gray
    Date: 1875-05-24
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