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  1. By: Morse, Albert P. (Albert Pitts),
    Publication info: Wellesley, Mass, The author, 1897
    Holding Institution: Smithsonian Libraries and Archives
  2. By: Adams, Charles C. (Charles Christopher), - Ruthven, Alexander Grant, - McCreary, Otto - Morse, Albert P. (Albert Pitts), - Walker, Bryant, - Wood, Norman Asa, - Peet, Max Minor, - Michigan. Geological Survey. - University of Michigan. University Museum.
    Publication info: Lansing, Mich, Wynkoop Hallenbeck Crawford co., state printers, 1906
    Holding Institution: Smithsonian Libraries and Archives
  3. By: Adams, Charles C. (Charles Christopher), - Ruthven, Alexander Grant, - McCreary, Otto. - Morse, Albert P. (Albert Pitts), - Walker, Bryant, - Wood, Norman Asa, - Peet, Max Minor, - Michigan. Geological Survey. - University of Michigan. University Museum.
    Publication info: Lansing, Mich, Wynkoop Hallenbeck Crawford co., state printers, 1906
    Holding Institution: University of California Libraries
  4. By: Morse, Albert P. (Albert Pitts),
    Publication info: [Washington], Carnegie Institution of Washington, 1907
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  5. By: Morse, Albert P. (Albert Pitts),
    Publication info: Washington, Carnegie Institution of Washington, 1907
    Holding Institution: University of California Libraries
  6. By: Morse, Albert P. (Albert Pitts), - Smith, Frank
    Publication info: S.l, s.n, 1897?
    Holding Institution: Smithsonian Libraries and Archives
  7. By: Morse, Albert P. (Albert Pitts), - Morris, George Edward,
    Publication info: Salem, Mass, Peabody museum, 1918
    Holding Institution: Wellesley College Library
  8. By: Morse, Albert P. (Albert Pitts),
    Publication info: Boston, Mass, Printed for the Society, 1920
    Holding Institution: Smithsonian Libraries and Archives
  9. By: Morse, Albert P. (Albert Pitts),
    Publication info: Orono, Maine Agricultural Experiment Station, 1921
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  10. By: Morse, Albert P. (Albert Pitts),
    Publication info: Salem, Mass, Peabody academy of science, 1912
    Holding Institution: University of California Libraries
  11. By: Morse, Albert P. (Albert Pitts),
    Publication info: Washington, Carnegie Institution of Washington, 1904
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  12. By: Morse, Albert P. (Albert Pitts),
    Publication info: Washington, Carnegie Institution of Washington, 1904
    Holding Institution: University of California Libraries
  1. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Rhodora
    Volume: 20
    Date: 1918
    Page Range: 203--203
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  2. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Rhodora
    Volume: 33
    Date: 1931
    Page Range: 230--230
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  3. By: Morse, Albert P. (Albert Pitts),
    Type: Review
    In: Psyche
    Volume: 27
    Date: 1920
    Page Range: 129--129
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  4. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 4
    Date: 1896
    Page Range: 20--22
    Publication Info: Lawrence, Kan Allen Press [etc.]
  5. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 11
    Date: 1904
    Page Range: 80--80
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  6. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 8
    Date: 1898
    Page Range: 315--323
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  7. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1895
    Page Range: 307--307
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  8. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 29
    Issue: 5-6
    Date: 1922
    Page Range: 225--226
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  9. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 11
    Date: 1904
    Page Range: 25--28
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  10. By: Morse, Albert P. (Albert Pitts), - Hebard, Morgan,
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 67
    Date: 1915
    Page Range: 96--106
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  11. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 17
    Date: 1910
    Page Range: 79--81
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  12. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 41
    Date: 1934
    Page Range: 158--163
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  13. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 34
    Date: 1927
    Page Range: 10--10
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  14. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Rhodora
    Volume: 31
    Date: 1929
    Page Range: 245--254
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  15. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Rhodora
    Volume: 26
    Date: 1924
    Page Range: 197--198
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  16. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 22
    Date: 1915
    Page Range: 212--212
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  17. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 18
    Date: 1911
    Page Range: 89--92
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  18. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 6
    Date: 1893
    Page Range: 401--402
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  19. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 16
    Date: 1909
    Page Range: 12--12
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  20. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 28
    Date: 1921
    Page Range: 27--28
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  21. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: The Auk
    Volume: 29
    Date: 1912
    Page Range: 420--420
    Publication Info: Washington, D.C, American Ornithologists' Union, etc, 1884-
  22. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 11
    Date: 1904
    Page Range: 7--13
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  23. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 13
    Date: 1906
    Page Range: 119--122
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  24. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 23
    Date: 1916
    Page Range: 178--180
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  25. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1895
    Page Range: 207--211
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  26. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1895
    Page Range: 274--275
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  27. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: The Canadian entomologist
    Volume: 33
    Date: 1901
    Page Range: 129--131
    Publication Info: Ottawa [etc.], Entomological Society of Canada [etc.],
  28. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 3
    Date: 1895
    Page Range: 14--16
    Publication Info: Lawrence, Kan Allen Press [etc.]
  29. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 3
    Date: 1895
    Page Range: 107--109
    Publication Info: Lawrence, Kan Allen Press [etc.]
  30. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 7
    Date: 1899
    Page Range: 198--201
    Publication Info: Lawrence, Kan Allen Press [etc.]
  31. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 10
    Date: 1903
    Page Range: 115--116
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  32. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 26
    Date: 1919
    Page Range: 16--18
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  33. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 6
    Date: 1893
    Page Range: 477--479
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  34. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 8
    Date: 1897
    Page Range: 35--37
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  35. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 8
    Date: 1897
    Page Range: 6--8
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  36. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 8
    Date: 1898
    Page Range: 269--273
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  37. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 8
    Date: 1898
    Page Range: 247--248
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  38. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 8
    Date: 1898
    Page Range: 255--260
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  39. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 8
    Date: 1898
    Page Range: 279--282
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  40. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 8
    Date: 1898
    Page Range: 292--296
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  41. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1894
    Page Range: 147--154
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  42. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1896
    Page Range: 323--327
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  43. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1896
    Page Range: 402--403
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  44. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1896
    Page Range: 419--422
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  45. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1896
    Page Range: 342--344
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  46. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1896
    Page Range: 382--384
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  47. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1896
    Page Range: 407--411
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  48. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1896
    Page Range: 443--445
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  49. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1894
    Page Range: 179--180
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  50. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 2
    Date: 1894
    Page Range: 191--191
    Publication Info: Lawrence, Kan Allen Press [etc.]
  51. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 18
    Date: 1911
    Page Range: 187--192
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  52. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 8
    Date: 1898
    Page Range: 174--177
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  53. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 14
    Date: 1907
    Page Range: 14--14
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  54. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1894
    Page Range: 102--107
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  55. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1895
    Page Range: 287--299
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  56. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 29
    Issue: 1
    Date: 1922
    Page Range: 42--42
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  57. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 12
    Date: 1905
    Page Range: 19--24
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  58. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 4
    Date: 1896
    Page Range: 16--20
    Publication Info: Lawrence, Kan Allen Press [etc.]
  59. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 32
    Date: 1925
    Page Range: 298--298
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  60. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 33
    Date: 1926
    Page Range: 53--53
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  61. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 9
    Date: 1901
    Page Range: 197--199
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  62. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1894
    Page Range: 13--14
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  63. By: Morse, Albert P. (Albert Pitts),
    Type: Article
    In: Psyche
    Volume: 7
    Date: 1894
    Page Range: 53--55
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,