SOCIAL BIRD-STUDY 247 



solutely essential to one who takes any serious 

 interest in the study. It is published by " The Ameri- 

 can Ornithologists' Union " and is sent without fur- 

 ther charge to members. Inquiries should be ad- 

 dressed to the office of the National Association of 

 Audubon Societies, 141 Broadway, New York City, 

 and to the treasurer of the American Ornithologists' 

 Union at 134 West yist Street, of the same city. 



These magazines furnish a bond of union between 

 bird-lovers all over the country, and the editors are 

 glad to hear from all who have items of interest 

 about birds. No one who intelligently tries to know 

 the birds is working alone, and all can feel that 

 though they may live in the remotest spots, they can 

 easily, if they will, be in touch with kindred spirits 

 everywhere. 



