Protection of migratory birds, hearings on S. 2367, to protect migratory wild fowl in United States, S. J. R. 39, proposing amendment to Constitution that Congress shall have power to protect migratory birds. H. 36, to protect migratory game birds of United States, and H. 4428, to protect migratory wild fowl in United States. Mar. 6, 1912.

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