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  1. By: Knight, Wilbur C. (Wilbur Clinton), - Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1898
    Holding Institution: American Museum of Natural History Library
  2. By: Earle, Charles, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1893
    Holding Institution: American Museum of Natural History Library
  3. By: Matthew, William Diller, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1899
    Holding Institution: American Museum of Natural History Library
  4. By: Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1893
    Holding Institution: American Museum of Natural History Library
  5. By: Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1892
    Holding Institution: American Museum of Natural History Library
  6. By: Wortman, J. L. (Jacob Lawson),
    Publication info: Philadelphia, 1886
    Holding Institution: Cornell University Library
  7. By: Granger, Walter, - Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1898
    Holding Institution: American Museum of Natural History Library
  8. By: Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1898
    Holding Institution: American Museum of Natural History Library
  9. By: Wortman, J. L. (Jacob Lawson),
    Publication info: 1898
    Holding Institution: American Museum of Natural History Library
  10. By: Van Valen, Leigh M. - Wortman, J. L. (Jacob Lawson), - Hill, R S
    Publication info: New York, N.Y, American Museum of Natural History, [1967]
    Holding Institution: American Museum of Natural History Library
  11. By: Hill, R. S. (Russell S.) - Van Valen, Leigh M. - Wortman, J. L. (Jacob Lawson),
    Publication info: 1967
    Holding Institution: American Museum of Natural History Library
  12. By: Granger, Walter, - Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1899
    Holding Institution: American Museum of Natural History Library
  13. By: Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1894
    Holding Institution: American Museum of Natural History Library
  14. By: Earle, Charles, - Osborn, Henry Fairfield, - Peterson, Olof August, - Raffierty, Thomas. - Wortman, J. L. (Jacob Lawson),
    Publication info: 1895
    Holding Institution: American Museum of Natural History Library
  15. By: Osborn, Henry Fairfield, - Peterson, Olof August, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1893
    Holding Institution: American Museum of Natural History Library
  16. By: Osborn, Henry Fairfield, - Wortman Expedition to the Rocky Mountains 1891) - Wortman, J. L. (Jacob Lawson),
    Publication info: 1892
    Holding Institution: American Museum of Natural History Library
  17. By: Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Edition: Author's edition.
    Publication info: [New York] [Published by order of the Trustees, American Museum of Natural History] [1892]
    Holding Institution: National Library of Medicine
  18. By: Wortman, J. L. (Jacob Lawson),
    Publication info: 1897
    Holding Institution: American Museum of Natural History Library
  19. By: Hills, R. C. (Richard Charles), - Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1897
    Holding Institution: American Museum of Natural History Library
  20. By: Matthews, Washington, - Billings, John S. (John Shaw), - Wortman, J. L. (Jacob Lawson),
    Publication info: Washington, D.C, National Academy of Sciences, 1893
    Holding Institution: University of California Libraries
  21. By: Brown, Barnum, - Matthew, William Diller, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1916
    Holding Institution: American Museum of Natural History Library
  22. By: Granger, Walter, - Simpson, George Gaylord, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1931
    Holding Institution: American Museum of Natural History Library
  23. By: Gidley, James Williams, - Matthew, William Diller, - Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1904
    Holding Institution: American Museum of Natural History Library
  24. By: Granger, Walter, - Gregory, William K. (William King), - Matthew, William Diller, - Osborn, Henry Fairfield, - Peterson, Olof August, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1908
    Holding Institution: American Museum of Natural History Library
  25. By: Leidy, Joseph, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1894
    Holding Institution: American Museum of Natural History Library
  26. By: Wortman, J. L. (Jacob Lawson),
    Publication info: 1893
    Holding Institution: American Museum of Natural History Library
  27. By: Wortman, J. L. (Jacob Lawson),
    Publication info: 1895
    Holding Institution: American Museum of Natural History Library
  28. By: Hay, Oliver Perry, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1905
    Holding Institution: American Museum of Natural History Library
  29. By: Wortman Expedition to the Rocky Mountains 1893) - Wortman, J. L. (Jacob Lawson),
    Publication info: 1894
    Holding Institution: American Museum of Natural History Library
  30. By: Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1900
    Holding Institution: American Museum of Natural History Library
  31. By: Osborn, Henry Fairfield, - Peterson, Olof August, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1895
    Holding Institution: American Museum of Natural History Library
  32. By: Wortman, J. L. (Jacob Lawson),
    Publication info: 1896
    Holding Institution: American Museum of Natural History Library
  33. By: Wortman, J. L. (Jacob Lawson),
    Publication info: 1899
    Holding Institution: American Museum of Natural History Library
  34. By: Baldwin, David Dwight, - Cope, E. D. (Edward Drinker), - Matthew, William Diller, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1897
    Holding Institution: American Museum of Natural History Library
  35. By: Wortman, J. L. (Jacob Lawson),
    Publication info: 1896
    Holding Institution: American Museum of Natural History Library
  36. By: Matthew, William Diller, - Peterson, Olof August, - Wortman, J. L. (Jacob Lawson),
    Publication info: 1921
    Holding Institution: American Museum of Natural History Library
  1. By: Wortman, J. L. (Jacob Lawson), - Earle, Charles,
    Type: Article
    In: Bulletin of the American Museum of Natural History
    Volume: 5
    Issue: 11
    Date: 1893
    Page Range: 159--180
    Publication Info: New York American Museum of Natural History 1881-
  2. By: Wortman, J. L. (Jacob Lawson),
    Type: Article
    In: The American journal of science
    Volume: 12
    Series: 4
    Date: 1901
    Page Range: 143--154
    Publication Info: New Haven, J.D. & E.S. Dana, 1880-
  3. By: Osborn, Henry Fairfield, - Wortman, J. L. (Jacob Lawson),
    Type: Article
    In: Bulletin of the American Museum of Natural History
    Volume: 5
    Issue: 1
    Date: 1893
    Page Range: 1--18
    Publication Info: New York American Museum of Natural History 1881-
  4. By: Wortman, J. L. (Jacob Lawson),
    Type: Article
    In: Bulletin of the American Museum of Natural History
    Volume: 5
    Issue: 9
    Date: 1893
    Page Range: 95--105
    Publication Info: New York American Museum of Natural History 1881-