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  1. By: Gray, Asa, - Brace, Charles Loring, - Brace, John Pierce, - Davenport, Geo. E. (George Edward), - Henry, Joseph, - James, Thomas Potts, - Watson, Sereno,
    Publication info: [1838-1931]
    Holding Institution: Harvard University Botany Libraries
  2. By: James, Thomas Potts,
    Holding Institution: Missouri Botanical Garden, Peter H. Raven Library
    BHL Collections: Engelmann Papers, Missouri Botanical Garden
  3. By: James, Thomas Potts, - Lesquereux, Léo,
    Publication info: Boston : S. E. Cassino and Company (C. J. Peters and Son, electrotypers and stereotypers, 145 High Street, 1884
    Holding Institution: Biblioteca Digital del Real Jardín Botánico de Madrid
  4. By: Lesquereux, Léo, - James, Thomas Potts,
    Publication info: Boston, S. E. Cassino and company, 1884
    Holding Institution: Multiple institutions
  5. By: Lesquereux, Léo, - James, Thomas Potts,
    Publication info: Boston, Bradlee Whidden, 1895, c1884
    Holding Institution: Canadiana.org
  6. By: Rothrock, Joseph T., - Bebb, M. S. (Michael Schuck), - Boott, William, - Eaton, Daniel Cady, - Engelmann, George, - James, Thomas Potts, - Porter, Thomas C. (Thomas Conrad), - Tuckerman, Edward, - Vasey, George, - Watson, Sereno,
    Publication info: Washington, Govt. Print. Off, 1878
    Holding Institution: Multiple institutions
    BHL Collections: Engelmann Herbarium
  7. By: James, Thomas Potts, - Gray, Asa,
    Publication info: [1855-1882]
    Holding Institution: Harvard University Botany Libraries
  1. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-04-10
    Publication Info: [1855-1882]
  2. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-04-15
    Publication Info: [1855-1882]
  3. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-04
    Publication Info: [1855-1882]
  4. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1879-04
    Publication Info: [1855-1882]
  5. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-04
    Publication Info: [1855-1882]
  6. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-04-24
    Publication Info: [1855-1882]
  7. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-04-25
    Publication Info: [1855-1882]
  8. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-04-26
    Publication Info: [1855-1882]
  9. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-04-29
    Publication Info: [1855-1882]
  10. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-04-06
    Publication Info: [1855-1882]
  11. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-04
    Publication Info: [1855-1882]
  12. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1879-08-12
    Publication Info: [1855-1882]
  13. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-08-16
    Publication Info: [1855-1882]
  14. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-08-02
    Publication Info: [1855-1882]
  15. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-08-28
    Publication Info: [1855-1882]
  16. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-08-03
    Publication Info: [1855-1882]
  17. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-08-03
    Publication Info: [1855-1882]
  18. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-08-08
    Publication Info: [1855-1882]
  19. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-08
    Publication Info: [1855-1882]
  20. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1879-12-01
    Publication Info: [1855-1882]
  21. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-12-14
    Publication Info: [1855-1882]
  22. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-12-15
    Publication Info: [1855-1882]
  23. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-12-15
    Publication Info: [1855-1882]
  24. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1879-12-18
    Publication Info: [1855-1882]
  25. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-12
    Publication Info: [1855-1882]
  26. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-12
    Publication Info: [1855-1882]
  27. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1879-12
    Publication Info: [1855-1882]
  28. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-12
    Publication Info: [1855-1882]
  29. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-12
    Publication Info: [1855-1882]
  30. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1879-12-24
    Publication Info: [1855-1882]
  31. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-12-24
    Publication Info: [1855-1882]
  32. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-12-27
    Publication Info: [1855-1882]
  33. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-12-31
    Publication Info: [1855-1882]
  34. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1869-12-06
    Publication Info: [1855-1882]
  35. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1869-12-06
    Publication Info: [1855-1882]
  36. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-02-01
    Publication Info: [1855-1882]
  37. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-02-10
    Publication Info: [1855-1882]
  38. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-02-11
    Publication Info: [1855-1882]
  39. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-02-11
    Publication Info: [1855-1882]
  40. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1882-02-14
    Publication Info: [1855-1882]
  41. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-02
    Publication Info: [1855-1882]
  42. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-02
    Publication Info: [1855-1882]
  43. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-02-21
    Publication Info: [1855-1882]
  44. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-02-22
    Publication Info: [1855-1882]
  45. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-02-25
    Publication Info: [1855-1882]
  46. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-02-26
    Publication Info: [1855-1882]
  47. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-02-28
    Publication Info: [1855-1882]
  48. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-02-05
    Publication Info: [1855-1882]
  49. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-02-05
    Publication Info: [1855-1882]
  50. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-02-07
    Publication Info: [1855-1882]
  51. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-02-08
    Publication Info: [1855-1882]
  52. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1874-02
    Publication Info: [1855-1882]
  53. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-02
    Publication Info: [1855-1882]
  54. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-01-16
    Publication Info: [1855-1882]
  55. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-01
    Publication Info: [1855-1882]
  56. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1882-01
    Publication Info: [1855-1882]
  57. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1869-01-02
    Publication Info: [1855-1882]
  58. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-01-20
    Publication Info: [1855-1882]
  59. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-01-20
    Publication Info: [1855-1882]
  60. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-01-20
    Publication Info: [1855-1882]
  61. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-01-23
    Publication Info: [1855-1882]
  62. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-01-25
    Publication Info: [1855-1882]
  63. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-01-05
    Publication Info: [1855-1882]
  64. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1856-01-07
    Publication Info: [1855-1882]
  65. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-01-08
    Publication Info: [1855-1882]
  66. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-01-09
    Publication Info: [1855-1882]
  67. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1882-01
    Publication Info: [1855-1882]
  68. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1879-07-01
    Publication Info: [1855-1882]
  69. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-07-01
    Publication Info: [1855-1882]
  70. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-07-01
    Publication Info: [1855-1882]
  71. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-07-15
    Publication Info: [1855-1882]
  72. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-07
    Publication Info: [1855-1882]
  73. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-07
    Publication Info: [1855-1882]
  74. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-07-07
    Publication Info: [1855-1882]
  75. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-06
    Publication Info: [1855-1882]
  76. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-06-10
    Publication Info: [1855-1882]
  77. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-06-11
    Publication Info: [1855-1882]
  78. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1879-06-12
    Publication Info: [1855-1882]
  79. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-06-14
    Publication Info: [1855-1882]
  80. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-06-14
    Publication Info: [1855-1882]
  81. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-06
    Publication Info: [1855-1882]
  82. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-06
    Publication Info: [1855-1882]
  83. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-06-25
    Publication Info: [1855-1882]
  84. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-06-03
    Publication Info: [1855-1882]
  85. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-06-04
    Publication Info: [1855-1882]
  86. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-06-07
    Publication Info: [1855-1882]
  87. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-03-12
    Publication Info: [1855-1882]
  88. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-03-15
    Publication Info: [1855-1882]
  89. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-03-17
    Publication Info: [1855-1882]
  90. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-03-18
    Publication Info: [1855-1882]
  91. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-03
    Publication Info: [1855-1882]
  92. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-03
    Publication Info: [1855-1882]
  93. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-03
    Publication Info: [1855-1882]
  94. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-03-30
    Publication Info: [1855-1882]
  95. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-03-05
    Publication Info: [1855-1882]
  96. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-03-07
    Publication Info: [1855-1882]
  97. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-03
    Publication Info: [1855-1882]
  98. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-03
    Publication Info: [1855-1882]
  99. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-05-19
    Publication Info: [1855-1882]
  100. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1879-05-28
    Publication Info: [1855-1882]
  101. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1856-05-31
    Publication Info: [1855-1882]
  102. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-05-04
    Publication Info: [1855-1882]
  103. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-05
    Publication Info: [1855-1882]
  104. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-11-01
    Publication Info: [1855-1882]
  105. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-11-11
    Publication Info: [1855-1882]
  106. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-11-12
    Publication Info: [1855-1882]
  107. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-11-14
    Publication Info: [1855-1882]
  108. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-11-16
    Publication Info: [1855-1882]
  109. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-11
    Publication Info: [1855-1882]
  110. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-11
    Publication Info: [1855-1882]
  111. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-11-20
    Publication Info: [1855-1882]
  112. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-11-22
    Publication Info: [1855-1882]
  113. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-11-22
    Publication Info: [1855-1882]
  114. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-11-22
    Publication Info: [1855-1882]
  115. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-11-28
    Publication Info: [1855-1882]
  116. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-11-29
    Publication Info: [1855-1882]
  117. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-11-29
    Publication Info: [1855-1882]
  118. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-11-03
    Publication Info: [1855-1882]
  119. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-11-04
    Publication Info: [1855-1882]
  120. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1855-11-07
    Publication Info: [1855-1882]
  121. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-11-09
    Publication Info: [1855-1882]
  122. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-11
    Publication Info: [1855-1882]
  123. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-12
    Publication Info: [1855-1882]
  124. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-10-10
    Publication Info: [1855-1882]
  125. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-10-12
    Publication Info: [1855-1882]
  126. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-10-14
    Publication Info: [1855-1882]
  127. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-10
    Publication Info: [1855-1882]
  128. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-10-19
    Publication Info: [1855-1882]
  129. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1875-10-20
    Publication Info: [1855-1882]
  130. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-10-21
    Publication Info: [1855-1882]
  131. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1874-10-23
    Publication Info: [1855-1882]
  132. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-10-27
    Publication Info: [1855-1882]
  133. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1878-10-30
    Publication Info: [1855-1882]
  134. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-10-30
    Publication Info: [1855-1882]
  135. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-10-31
    Publication Info: [1855-1882]
  136. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-10-04
    Publication Info: [1855-1882]
  137. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-10-04
    Publication Info: [1855-1882]
  138. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1880-10-07
    Publication Info: [1855-1882]
  139. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-10-09
    Publication Info: [1855-1882]
  140. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-10
    Publication Info: [1855-1882]
  141. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1877-09-12
    Publication Info: [1855-1882]
  142. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1876-09
    Publication Info: [1855-1882]
  143. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1879-09-19
    Publication Info: [1855-1882]
  144. By: James, Thomas Potts,
    Type: Correspondence
    In: Thomas Potts James letters to Asa Gray
    Date: 1881-09-19
    Publication Info: [1855-1882]