The status of migratory game birds : 1939-40 U.S. Fish and Wildlife Service creator United States. Bureau of Biological Survey. contributor United States. Division of Wildlife Research. Section of Distribution and Migration of Birds. contributor text book Washington, D.C U.S. Dept. of the Interior, Fish and Wildlife Service 1940 1940
print
ENG Caption title. "June 1940." Game and game-birds Game bird management North America Wildlife leaflet, BS-165 https://www.biodiversitylibrary.org/bibliography/67982 156913401 10.5962/bhl.title.67982 NDS