Showing 1 - 12 results of 12 for search '', query time: 0.14s Refine Results
  1. 1
    Report of the Chief of the Bureau of Biological Survey, 1935.
    Published 1935
    Electronic resource (PDF)
    Government Document eBook
  2. 2
    Principles of Breeding Rabbits.
    Published 1938
    Electronic resource (PDF)
    Government Document eBook
  3. 3
    Food Habits of a Group of Shorebirds : Woodcock, Snipe, Knot, and Dowitcher.
    Published 1940
    Electronic resource (PDF)
    Government Document eBook
  4. 4
    Food Habits of the American Coot with Notes on Distribution.
    Published 1940
    Electronic resource (PDF)
    Government Document eBook
  5. 5
    The Biological Survey Mammal Collection, Feb. 1940.
    Published 1940
    Electronic resource (PDF)
    Government Document eBook
  6. 6
    Raising Mealworms, Mar. 1940.
    Published 1940
    Electronic resource (PDF)
    Government Document eBook
  7. 7
    Original and Present Breeding Ranges of Certain Game Birds in the United States, Apr. 1940.
    Published 1940
    Electronic resource (PDF)
    Government Document eBook
  8. 8
    Wildlife Technology, May 1940.
    Published 1940
    Electronic resource (PDF)
    Government Document eBook
  9. 9
    Birds as a Factor in Controlling Depredations, May 1940.
    Published 1940
    Electronic resource (PDF)
    Government Document eBook
  10. 10
    Common Salt as a Curative For Cannabalism Among Game Birds in Captivity, June 1940.
    Published 1940
    Electronic resource (PDF)
    Government Document eBook
  11. 11
    Research in the Administration of Federal Refuges, June 1940.
    Published 1940
    Electronic resource (PDF)
    Government Document eBook
  12. 12
    The Status of Migratory Birds : 1939-40, June 1940.
    Published 1940
    Electronic resource (PDF)
    Government Document eBook
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