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  1. Bulletin - Biological Survey.
    By: United States.
    Publication info: Washington :Govt. print. off.,1889-1913.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  2. North American fauna.
    By: U.S. Fish and Wildlife Service - United States.
    Publication info: Washington :Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off.
    Contributed by: Smithsonian Libraries
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  3. Planning for wildlife in the United States
    By: United States.
    Publication info: Washington [D.C.] :U.S. G.P.O.,1935
    Contributed by: Prelinger Library (archive.org)
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  4. The toad / United States Department of Agriculture, Bureau of Biological Survey.
    By: United States.
    Publication info: United States :The Survey,[1922]
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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