PUBLICATIONS OF THE 



AMERICAN ORNITHOLOGISTS' UNION 



FOR SALE AT THE FOLLOWINC PRICES: 



The Auk. Complete set, Volumes I-XXXI, (1884-1914) in origi- 

 nal covers, $105.00. Volumes I-VI are sold only with complete 

 sets, other volumes, $3.00 each; 75 cents for single numbers. 



Index to The Auk (Vols. I-XVII, 1884-1900) and Bulletin of the 

 Nuttall Ornithological Club (Vols. I-VIII, 1876-1883), 8vo, pp. 

 vii 4- 426, 1908. Cloth, $3.75; paper, $3.25. 



Index to The Auk (Vols. XVIII-XXVII, 1901-1910), 8vo, pp. 

 xviii + 250, 1915. Cloth, $3.00; paper, $2.00. 



Check-List of North American Birds. Third edition, revised. 

 1910. Cloth, 8vo., pp. 426, and 2 maps. $2.50, net, postage 

 25 cents. Second edition, revised, 1895. Cloth, 8vo, pp. xi 4- 

 372. $1.15. Original edition 1886. Out of print. 



Abridged Check-List of North American Birds. 1889. (Abridged 

 and revised from the original edition). Paper, 8vo, pp. 71, printed 

 on one side of the page. 25 cents. 



Pocket Check-List of North American Birds. (Abridged from 

 the third edition). Flexible cover, 3j X 5j inches. 25 cents. 

 10 copies for $2.00. 



Code of Nomenclature. Revised edition, 1908. Paper, 8vo, pp. 

 lxxxv. 50 cents. 

 Original edition. 1892- Paper, 8vo, pp. iv -f- 72. 25 cents. 



We would be pleased to furnish The Auk, Index and Check-List 

 to your library at 15% discount. 



Address JONATHAN DWIGHT, Jr. 



134 W. 71st St., New York, N. Y 



