Summer Birds of the Anthracite Coal Regions of Pennsylvania
Young, R. T.
Article
1896
The Auk
13
278--285
BioStor
English
Washington, D.C, American Ornithologists' Union, etc, 1884-
BioStor: https://biostor.org/reference/121370 DOI: https://doi.org/10.2307/4068337
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