Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
636 Mmotilla varia - Black and White Warbles
Book or Magazine Author Artist Plate Page
Bird Lore Vol VII no 4 Bruce Horsfall
Birds of Western Canada Javerner F. G. Demarest LXVIII A 314
National Geographic, April 1917 H.W. Henshaw L.G. Fuertes 309
A. V. Hill &anka Comm. Report " "
Common Birds of Town and Country N.W. Henshaw " " 501
The Warblers of North America F.M. Chapman Bruce Horsfall II 88
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