The American Naturalist 



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THE SCIENCE PRESS 

 Lancaster, Pa. Garrison, N. Y. 



NEW YORK : Sub-Station 84 



TO ORNITHOLOGISTS 

 AND MUSEUMS 



W. F. H. ROSENBERG 



1} of Bird Skins. This 

 over 5,000 species, and is the 

 somplete price list of birds 



It is < 



order, based on the classification of the British 

 Museum " Catalogue of Birds," with authors' 

 names, indications of localities, and an index 

 to families. It will be sent gratis and post 

 free on application, as will the following lists : 



No. 7, Mammals ; No. 8, Birds' Eggs ; 



No. 9, Reptiles, Amphibia, and Fishes. 



Fifty Years of Darwinism 



Henry Holt & Company 



34 West 33d St., New York 

 378 Wabash Ave., Chicago 



Microscopes «■* Accessories 



Hand Cameras of Highest Quality 

 Binoculars, Prism and Galilean 



the best obtainable for Nature Study 



Scientific Instruments 



Laboratory Apparatus 



Max Meyer New York 



