Twenty-seventh Supplement to the American Ornithologists' Union Check-list of North American Birds

Authors

The Auk

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Recommended Citation

The Auk (1952) "Twenty-seventh Supplement to the American Ornithologists' Union Check-list of North American Birds," The Auk: Vol. 69: Iss. 3, Article 11.
Available at: https://digitalcommons.usf.edu/auk/vol69/iss3/11