Key to North American birds; containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary Coues, Elliott, 1842-1899 creator text book Salem [Mass.] Naturalists' agency 1872 1872
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ENG Birds North America QL681 .C85 1872 https://www.biodiversitylibrary.org/bibliography/14182 4772151 04000600 10.5962/bhl.title.14182 DLC