Title
Apgar's Pocket Key of Birds
By
Apgar, A. C. (Austin Craig), 1838-1908
Original Publication
The Auk
Published by
Washington, D.C, American Ornithologists' Union, etc, 1884-
Identifiers
BioStor:
https://biostor.org/reference/123146
DOI:
https://doi.org/10.2307/4067633
Rights Status
Public domain. The BHL considers that this work is no longer under copyright protection.
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