A Mild Winter and Its Effects on the Migration of Birds at Chicago
Eifrig, Charles William Gustav 1871-1949
Article
1922
The Wilson bulletin
34
Issue: 2
90--94
BioStor
English
Columbus, Ohio, Wilson Ornithological Society, 1894-
BioStor: https://biostor.org/reference/198404 JSTOR: 4155027
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