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United States. Bureau of Biological Survey

Proposed regulations for the protection of migratory birds
Proposed regulations for the protection of migratory birds
United States. Bureau of Biological Survey
Migratory bird treaty act regulations relating to scientific-collecting permits
Migratory bird treaty act regulations relating to scientific-collecting permits
United States. Bureau of Biological Survey
Shipment of game--Federal laws
Shipment of game--Federal laws
United States. Bureau of Biological Survey
Migratory bird treaty act regulation relating to propagating permits
Migratory bird treaty act regulation relating to propagating permits
United States. Bureau of Biological Survey