The ring-billed gull at Ottawa, Ontario, and its field recognition
Savile, D. B. O., (Douglas Barton Osborne), 1909-
Article
1951
The Canadian field-naturalist
65
Issue: 3
109--112
New York Botanical Garden, LuEsther T. Mertz Library
English
Ottawa Ottawa Field-Naturalists' Club
DOI: https://doi.org/10.5962/p.341331
In copyright. Digitized with the permission of the rights holder.
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http://creativecommons.org/licenses/by-nc-sa/3.0/
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