Smithsonian Institution
United States National Museum. Bulletin 50: The Birds of North and Middle America. By Herbert Friedmann. Part 11. Pp. xiii + 793. (Washington, D.C.: Government Printing Office, 1950.) 4 dollars.
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[Book Reviews]. Nature 167, 623 (1951). https://doi.org/10.1038/167623d0
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DOI: https://doi.org/10.1038/167623d0