


-L- 
NEW POSTAL REGULATIONS 
The NEWSLETTER and the AUDUBON BULLETIN will no longer be forwarded if you 
have moved since January 10. Instead they will be returned to us, with your 
correct address, but we must pay 8¢ for each return, and then it costs us 4¢ 
to send you another copy! In addition, your receipt of these publications 
is delayed. So, to assure getting your mail promptly, and to help your 
Society save on postage, PLEASE REMEMBER: WHEN YOU MOVE, SEND A CHANGE OF 
ADDRESS NOTICE to the I.A.S. Membership Secretary, Mr. John R. Bayless, 
8925 Indian Boundary, Gary 5, Indiana. 

THE CHICAGO PUBLIC LIBRARY Invites You to Visit The 
NATURAL SCIENCES AND USEFUL ARTS DEPARTMENT 
On Saturday, March 17, 1962, this fine new department was opened for service. The 
Natural Sciences and Useful Arts Department brings about the centralization of the 
Library's materials and services in all fields related to the natural sciences 
(astronomy, geology, paleontology); the biological sciences (biology, botany, zoo- 
logy, health and medicine); and the useful arts and arts of leisure (agriculture, 
home economies, sports, and recreation). 
This department, the sixth to be opened in the Central Library building, is 
on the first floor near the Washington Street entrance at the southeast corner. 
The department is attractively decorated, comfortably furnished, and planned for 
modern, functional library service. The scientist, professional worker, teacher, 
student, gardener, home-maker, sportsman and other reader pursuing hobbies and 
recreation will find here an excellent collection of books, periodicals, and 
pamphlets on every phase of natural sciences and useful arts. 
Other important services: A circulating book collection of 20,000 volumes, 
arranged on open shelves for convenient selection and study or a three-week loan 
period. A collection of current pamphlets, also for reference and circulation, 
Current issues and complete files of over 100 important periodicals are available 
for reference in the department, 
Telephone reference service is also available. Reference assistants will 
supply facts, statistics, and information to Chicagoans. For telephone service call 
CEntral 6-8922 and ask for the Natural Scicnces and Useful arts Department. 
A special feature will be a program of monthly exhibits which will show the 
work and contributions of Chicago citizens, organizations, and institutions in the 
fields covered by the department. 
HELP WANTED 
A Canadian bird-watcher, Mr. J. S. Finlay, of Edmonton, is making a study of the 
Purple Martin and is interested in securing more information on migration and pop- 
ulation trends in North america. Data which he wishes to collect includes the 
following: date of arrival, weather conditions, date when most of the birds appear 
to be back, notes concerning serious nest building activity, departure dates, 
summary of weather, number of young fledged and migrating south per pair of parents 
or per colony, and any other comments and informgtion. If you can help Mr. Finlay 
or know someone who can, please write him at 6710 - 102 A Avenue, Edmonton, Alberta, 
Canada. In the meantime, keep notes. 
