HOW TO NAME THE BIRDS I3 



New York" (^Forest and Stream, VII.), Fowler's 

 ''Birds of Central New York" (^Forest and Stream, 

 VI., XII.), Warren's voluminous ''Birds of Pennsyl- 

 vania," Stone's "Birds of Eastern Pennsylvania and 

 New Jersey," and Dr. Coues's great work, "Key to 

 North American Birds. ' ' 



