APPENDIX 



A FEW EXCELLENT BOOKS RELATING DIRECTLY OR 

 INDIRECTLY TO ORNITHOLOGY 



EVOLUTION 



Origin of Species. 



Charles Darwin. Appleton & Co., New York, 

 From the Greeks to Darwin. 



Henry Fairfield Osborn. Macmillan Co., New York. 

 Org.^nic Evolution. 



M. M. Metcalf. Macmillan Co., New York. 

 Variation in AnIxVials and Plants. 



H. M. Vernon. Henry Holt & Co., New York. 

 BOOKS FOR THE IDENTIFICATION OF NORTH AMERICAN BIRDS 

 Guide to the Birds of New England and Eastern New York. 



Ralph Hoffmann. Houghton, Mifflin & Co., Boston. 

 Handbook of Birds op Eastern North America. 



F. M. Chapman. Appleton & Co., New York. 

 Handbook of Birds of the Western United States. 



Florence M. Bailey. Houghton, Mifflin & Co., Boston. 

 Key to North American Birds (2 vols.). 



Elliot Coues. Dana Estes & Co., Boston. 

 Birds of North and Middle America (3 parts; others to follow). 



Robert Ridgway. Bulletin of the United States National Museum, 

 No. 50, Washington, D. C. 

 History op North American Land Birds (3 vols.). 



Baird, Brewer, and Ridgway. Little, Brown & Co., Boston. 



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