Ha Ornilgis' Union 



Check-List of North American 



Birds 



Last Edition, 1910 



Cloth, 8vo, pp. 430 and two maps of North America, 

 one a colored, faunal zone map, and one a locality map. 



The first authoritative and complete list of North 

 American Birds published since the second edition of 

 the Check-List in 1895. The ranges of species and 

 geographical races have been carefully revised and 

 greatly extended, and the names conform to the latest 

 rulings of the A. O. U. Committee on Nomenclature. 

 The numbering of the species is the same as in the 

 second edition. Price, including postage, $3.00. 



POCKET EDITION 



A pocket Check-List (3i by 5| inches) of North 

 American Birds with only the numbers and the scientific 

 and popular names. Alternate pages blank for the 

 insertion of notes. Flexible covers. Price, including 

 postage, 30 cents. 



Address JONATHAN DWIGHT 

 134 W. 71st St. New York City 



