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  1. By: Williams, Louis O.
    Publication info: Chicago, Ill :Field Museum of Natural History,1973.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  2. By: Home Nursery. - Williams, Louis O. - L.O. Williams (Firm) - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: University Place, Neb. :L.O. Williams,1908.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  3. By: Home Nursery. - Williams, Louis O. - L.O. Williams (Firm) - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: University Place, Neb. :L.O. Williams,1916.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  4. By: Williams, Louis O.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1973.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  5. By: Standley, Paul Carpenter, - Williams, Louis O.
    Publication info: Chicago, ill. :Field Museum of Natural History,1975.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  6. By: Nash, Dorothy L. - Williams, Louis O.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1976.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  7. By: Standley, Paul Carpenter, - Williams, Louis O.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1967.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  8. By: Standley, Paul Carpenter, - Williams, Louis O.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1973.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  9. By: Standley, Paul Carpenter, - Williams, Louis O.
    Publication info: Chicago, Ill. :Chicago Natural History Museum,1961.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  10. By: Standley, Paul Carpenter, - Williams, Louis O.
    Publication info: Chicago, Ill. :Chicago Natural History Museum,1963.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  11. By: Standley, Paul Carpenter, - Williams, Louis O.
    Publication info: Chicago, Ill. :Chicago Natural History Museum,1962.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  12. By: Standley, Paul Carpenter, - Williams, Louis O.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1970.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  13. By: Standley, Paul Carpenter, - Williams, Louis O. - Gibson, Dorothy N.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1969.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  14. By: Standley, Paul Carpenter, - Williams, Louis O. - Lundell, Cyrus Longworth,
    Publication info: Chicago, Ill. :Chicago Natural History Museum,1966.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  15. By: Standley, Paul Carpenter, - Williams, Louis O. - Nash, Dorothy L.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1974.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  16. By: Williams, Louis O.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1973.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  17. By: Chicago Natural History Museum. - Williams, Louis O.
    Publication info: Chicago,1963
    Holding Institution: Field Museum of Natural History Library
  18. By: Williams, Louis O. - Molina R, Antonio,
    Publication info: Chicago, Ill. :Field Museum of Natural History,1970.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  19. By: Williams, Louis O. - Allen, Paul H. (Paul Hamilton), - Dressler, Robert L.,
    Publication info: [St.Louis]Missouri Botanical Garden,1980.
    Holding Institution: Missouri Botanical Garden, Peter H. Raven Library
  20. By: Williams, Louis O.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1970.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  21. By: Williams, Louis O. - Gilbert, Norris W.
    Publication info: Beltsville, Md. :USDA, ARS, Crops Research Division, New Crops Research Branch,1958.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  22. By: Home Nursery (University Place, Neb.) - Williams, Louis O. - L.O. Williams (Firm) - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: University Place (Lincoln), Neb. :L.O. Williams,[1919]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    BHL Collections: Seed & Nursery Catalogs
  23. By: Williams, Louis O. - Chicago Natural History Museum.
    Publication info: Chicago, Ill. :Chicago Natural History Museum,1961.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  24. By: Williams, Louis O. - Chicago Natural History Museum.
    Publication info: Chicago, Ill. :Chicago Natural History Museum,[1962]
    Holding Institution: University Library, University of Illinois Urbana Champaign
  25. By: Williams, Louis O. - Field Museum of Natural History.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1968.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  26. By: Williams, Louis O. - Chicago Natural History Museum.
    Publication info: Chicago, Ill. :Chicago Natural History Museum,[1963]
    Holding Institution: University Library, University of Illinois Urbana Champaign
  27. By: Williams, Louis O. - Chicago Natural History Museum.
    Publication info: Chicago, Ill. :Chicago Natural History Museum,1964.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  28. By: Williams, Louis O. - Chicago Natural History Museum.
    Publication info: Chicago, Ill. :Chicago Natural History Museum,1965.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  29. By: Williams, Louis O.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1967.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  30. By: Williams, Louis O.
    Publication info: Chicago, Ill. :Field Museum of Natural History,[1968]
    Holding Institution: University Library, University of Illinois Urbana Champaign
  31. By: Williams, Louis O.
    Publication info: Chicago, Ill. :Field Museum of Natural History,1970.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  32. By: Williams, Louis O.
    Publication info: Chicago, Ill. :Field Museum of Natural History,[1972]
    Holding Institution: University Library, University of Illinois Urbana Champaign
  33. By: Williams, Louis O.
    Publication info: [Chicago] :Chicago Natural History Museum,1975.
    Holding Institution: University Library, University of Illinois Urbana Champaign
  1. By: Williams, Louis O. - Hampshire, Rachel - Sutton, David
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 71
    Date: 1984
    Page Range: 1184
    Publication Info: St. Louis :Missouri Botanical Garden Press,1914-
  2. By: Williams, Louis O.
    Type: Article
    In: Bignoniaceae of tropical North America
    Volume: 36
    Date: 1973-04-30
    Page Range: 21--29
    Publication Info: Chicago, Ill :Field Museum of Natural History,1973.
  3. By: Williams, Louis O.
    Type: Review
    In: Botanical Museum leaflets, Harvard University.
    Volume: 7
    Issue: 10
    Date: 1939
    Page Range: 181--182
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  4. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 5
    Date: 1938
    Page Range: 171--172
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  5. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 6
    Issue: 9
    Date: 1938
    Page Range: 192--192
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  6. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 10
    Date: 1941
    Page Range: 39--40
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  7. By: Williams, Louis O.
    Type: Article
    In: Madroño; a West American journal of botany.
    Volume: 6
    Date: 1942
    Page Range: 205--205
    Publication Info: Berkeley,California Botanical Society.
  8. By: Williams, Louis O.
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 23
    Date: 1936
    Page Range: 447--456
    Publication Info: St. Louis :Missouri Botanical Garden Press,1914-
  9. By: Williams, Louis O.
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 33
    Date: 1946
    Page Range: 1--140
    Publication Info: St. Louis :Missouri Botanical Garden Press,1914-
  10. By: Williams, Louis O.
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 33
    Date: 1946
    Page Range: 315--404
    Publication Info: St. Louis :Missouri Botanical Garden Press,1914-
  11. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 9
    Date: 1941
    Page Range: 123--127
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  12. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 26
    Date: 1973
    Page Range: 263--264
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  13. By: Williams, Louis O. - Robyns, Andre
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 53
    Date: 1966
    Page Range: 114
    Publication Info: St. Louis :Missouri Botanical Garden Press,1914-
  14. By: Anderson, Edgar, - Williams, Louis O.
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 41
    Date: 1954
    Page Range: 213--221
    Publication Info: St. Louis :Missouri Botanical Garden Press,1914-
  15. By: Williams, Louis O.
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 27
    Date: 1940
    Page Range: 263--264
    Publication Info: St. Louis :Missouri Botanical Garden Press,1914-
  16. By: Williams, Louis O.
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 24
    Date: 1937
    Page Range: 17--159
    Publication Info: St. Louis :Missouri Botanical Garden Press,1914-
  17. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 12
    Date: 1946
    Page Range: 225--253
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  18. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 32
    Date: 1975
    Page Range: 286--287
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  19. By: Williams, Louis O.
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 22
    Date: 1935
    Page Range: 49--50
    Publication Info: St. Louis :Missouri Botanical Garden Press,1914-
  20. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 32
    Issue: 1
    Date: 1975
    Page Range: 31--32
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  21. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 26
    Date: 1973
    Page Range: 435--436
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  22. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 8
    Issue: 7
    Date: 1940
    Page Range: 152--152
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  23. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 6
    Date: 1938
    Page Range: 75--76
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  24. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 7
    Issue: 10
    Date: 1939
    Page Range: 183--185
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  25. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 5
    Date: 1938
    Page Range: 143--143
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  26. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 12
    Date: 1946
    Page Range: 179--182
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  27. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 5
    Date: 1937
    Page Range: 31--32
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  28. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 5
    Date: 1937
    Page Range: 41--48
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  29. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 5
    Date: 1937
    Page Range: 49--60
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  30. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 5
    Issue: 7
    Date: 1938
    Page Range: 105--142
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  31. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 6
    Date: 1938
    Page Range: 137--141
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  32. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 5
    Issue: 9
    Date: 1938
    Page Range: 164--170
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  33. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 6
    Issue: 3
    Date: 1938
    Page Range: 46--61
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  34. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 6
    Issue: 5
    Date: 1938
    Page Range: 96--111
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  35. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 7
    Issue: 9
    Date: 1939
    Page Range: 137--148
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  36. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 8
    Date: 1940
    Page Range: 106--108
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  37. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 8
    Date: 1940
    Page Range: 141--151
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  38. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 9
    Issue: 1
    Date: 1940
    Page Range: 1--25
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  39. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 9
    Issue: 2
    Date: 1941
    Page Range: 37--44
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  40. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 12
    Issue: 5
    Date: 1946
    Page Range: 149--177
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  41. By: Williams, Louis O.
    Type: Article
    In: An overlooked genus of the Scrophulariaceae
    Volume: 32
    Date: 1970-07-24
    Page Range: 211--214
    Publication Info: Chicago, Ill. :Field Museum of Natural History,1970.
  42. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 24
    Date: 1972
    Page Range: 159--163
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  43. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 6
    Date: 1938
    Page Range: 77--95
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  44. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 29
    Date: 1974
    Page Range: 273--276
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  45. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 26
    Date: 1973
    Page Range: 121--126
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  46. By: Williams, Louis O.
    Type: Article
    In: Rhodora
    Volume: 41
    Date: 1939
    Page Range: 138--138
    Publication Info: [Cambridge, Mass., etc.]New England Botanical Club [etc.]
  47. By: Williams, Louis O.
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 52
    Date: 1965
    Page Range: 485--486
    Publication Info: St. Louis :Missouri Botanical Garden Press,1914-
  48. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 24
    Date: 1972
    Page Range: 158--158
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  49. By: Williams, Louis O.
    Type: Article
    In: Tropical American plants, III / Louis O. Williams.
    Volume: 29
    Issue: 7
    Date: 1962-01-16
    Page Range: 375--389
    Publication Info: Chicago, Ill. :Chicago Natural History Museum,[1962]
  50. By: Williams, Louis O.
    Type: Article
    In: Tropical American plants, V
    Volume: 29
    Issue: 10
    Date: 1963-06-17
    Page Range: 545--586
    Publication Info: Chicago, Ill. :Chicago Natural History Museum,[1963]
  51. By: Williams, Louis O.
    Type: Article
    In: Tropical American plants, VI
    Volume: 31
    Issue: 2
    Date: 1964-11-25
    Page Range: 11--48
    Publication Info: Chicago, Ill. :Chicago Natural History Museum,1964.
  52. By: Williams, Louis O.
    Type: Article
    In: Tropical American plants, X
    Volume: 32
    Date: 1968-08-19
    Page Range: 35--61
    Publication Info: Chicago, Ill. :Field Museum of Natural History,[1968]
  53. By: Williams, Louis O.
    Type: Article
    In: Tropical American plants, XI
    Volume: 32
    Date: 1970-05-22
    Page Range: 179--206
    Publication Info: Chicago, Ill. :Field Museum of Natural History,1970.
  54. By: Williams, Louis O.
    Type: Article
    In: Tropical American plants, XII
    Volume: 34
    Issue: 8
    Date: 1972-10-23
    Page Range: 101--132
    Publication Info: Chicago, Ill. :Field Museum of Natural History,[1972]
  55. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 25
    Date: 1973
    Page Range: 458--464
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  56. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 26
    Date: 1973
    Page Range: 127--130
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  57. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 26
    Date: 1973
    Page Range: 487--493
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  58. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 28
    Date: 1974
    Page Range: 225--232
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  59. By: Williams, Louis O.
    Type: Article
    In: Phytologia.
    Volume: 31
    Date: 1975
    Page Range: 435--447
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  60. By: Ames, Oakes, - Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 10
    Date: 1941
    Page Range: 59--60
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  61. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 7
    Issue: 10
    Date: 1939
    Page Range: 188--188
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  62. By: Williams, Louis O.
    Type: Article
    In: Botanical Museum leaflets, Harvard University.
    Volume: 12
    Date: 1946
    Page Range: 255--256
    Publication Info: Cambridge, Mass. :Botanical Museum, Harvard University,1932-
  63. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1942-04-25
  64. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1939-08-12
  65. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1941-08-21
  66. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1941-08-03
  67. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1941-08-05
  68. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1941-12-01
  69. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1942-12-12
  70. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1941-12-20
  71. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1938-02-01
  72. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1939-02-20
  73. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1942-02-21
  74. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1942-02-28
  75. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1942-01-17
  76. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1943-01-02
  77. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1938-01-24
  78. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1942-01-31
  79. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1942-01-05
  80. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1937-06-10
  81. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1941-06-14
  82. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1941-06-30
  83. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1942-05-23
  84. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1941-11-08
  85. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1940-10-10
  86. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1941-10-22
  87. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1941-09-10
  88. By: Williams, Louis O.
    Type: Correspondence
    In: Correspondence files of the Oakes Ames Orchid Herbarium
    Date: 1941-09-15