The birds of Illinois and Wisconsin / by Charles B. Cory Cory, Charles B. (Charles Barney), 1857-1921 creator text book Chicago 1909 1909
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ENG 59.82(77.3) Birds Illinois Wisconsin QL1 .F4 vol.9 1909 Publication (Field Museum of Natural History : 1909), 131 Publication (Field Museum of Natural History : 1909), Zoological series, v. 9 https://www.biodiversitylibrary.org/bibliography/7878 345619 10001421 10.5962/bhl.title.7878