tHE OOLOQISt 



ORNITHOLOGICAL PUBLICATIONS 

 WANTED by H. H. Johnson, Pittsfleld, 

 Me.; American Ornithology, Vol. VI, 

 1-3-4-6-7; Bird Lore, Vol. I, 3; II, 1; 

 III, 1-2-3; IV, 1-2; VII, 1; IX, 5 and in- 

 dex; X, 4-5-6 and index; XIII, 4. Orni- 

 tliologist & Oologist, Vol. VI complete; 

 VII, complete; XI, 2-3-4-5-6; XII, 10. 



FOR SALE or Exchange — Many odd 

 numbers and some complete Vols, of 

 Am. Ornithology, Condor, Journal Main 

 Orn. Soc, Oregon Naturalist, Notes on 

 Rhode Island Ornithology, Oologist 

 (Utica). Oologist (Albion), Ornitliolo- 

 gist and Oologist, Osprey, Warbler, 

 Wilson Bulletin, and Nature Ornitholo- 

 gical magazines. BENJ. ADAMS, 

 Wetliersfield, Conn. 



WANTED — A good pair, each of 

 Black and Yellow Rails for which I 

 will give good exchange. O. C. HAST- 

 INGS, 207 Denver Ave., Bridgeport. 

 Conn. 



WANTED— A Cedar Waxwing's nest 

 in good condition. Will pay cash for 

 it. E. T. STUART, 1527 Spruce St., 

 Philadelphia, Pa. 



ALL PERSONS having A-1 skins In 

 pairs of any of the North American 

 Jays send list. I will pay the highest 

 price for those that I need. R. M. 

 BARNES, Lacon, 111. 



THE 



"Blue- Bird" 



Is now published monthly, the 

 year 'round, with new and inter- 

 esting departments, features and 

 contests, and 



At No Additional Cost to 

 Subscribers 



Official Organ of the Cleveland Bird 



Lovers' Association. 

 SEND 20 GTS. FOR SAMPLE COPY 



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AGENTS WANTED EVERYWHERE 



"THE BLUE-BIRD," 



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NEW SUBSCRIBERS 



This is an appeal to each one of our subscribers 

 to pick out some likely young student of birds and 

 send liim "The Oologist" for 1921. Surely our 

 older subscribers have interest enough in spread- 

 ing the influence of this Journal to do this. 



THE OOLOGIST. 



