Search results for: Van Velzen, Willet T.

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    The breeding bird survey, 1966

    Authors: Robbins, Chandler S.
    Published: U.S. Department of the Interior, Fish and Wildlife Service, Bureau of Sport Fisheries and Wildlife, 1967
    Other Authors: “…Van Velzen, Willet T.…”
    Physical Description: iv, 43 pages : illustrations, maps ; 27 cm.
    Government Document Book