A Cooperative Bird Census at Washington, D. C
Oberholser, Harry C. (Harry Church), 1870-1963
Article
1917
The Wilson bulletin
29
Series: new Issue: 1
18--29
BioStor
English
Columbus, Ohio, Wilson Ornithological Society, 1894-
BioStor: https://biostor.org/reference/198289 JSTOR: 4154747
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