THE ILLINOIS AUDUBON SOCIETY 
Field Museum of Natural History a 5. 
Roosevelt Road and Lake Shore Drive P hips 
Chicago, IMinois 60605 DOWNERS GROVE 
RETURN REQUESTED ILLINOIS : 
PERMIT NO. 18 | a 
tin. STATE NATSHIST LIBRARY, ae 
NARURAL RESOURCES BLDG., 3 
FRANC TLLINOES 61803 i 
THE ILLINOIS AUDUBON SOCIETY 
The Society was organized seventy years ago for the protection of wild — 
birdlife... Throughout its existence, the Society has promoted measures ~ 
to protect birds and to prevent destruction of the natural areas which 
birds need for survival. In many cases, the Society has worked to see 
that existing laws are observed — since mere enactment of laws never — 
has guaranteed their enforcement. Illinois residents of all walks of life 
are invited fo joinithe IAS in advancing the cause of wildlife conservation, © 3 
as well as in the, Society’s cooperative efforts with all other oe 
which work for ‘protection of our natural resources. 
Headquarters of the Illinois Audubon Society are in the Field Mien 
of Natural History, Roosevelt Road & Lake Shore Drive, Chicago 60605, © 
where literature and, information may be obtained, and where public © E 
lectures are held. Individual and group membership support is earnestly — | 
solicited. Membership fees are: i ig 
PATRON $1,000 4 
BENEFACTOR $ 500 . 
LIFE. MEMBER $ 100 aS 
SUPPORTING MEMBER $25 annually a 
CLUB AFFILIATION $15 annually a 
CONTRIBUTING MEMBER $10 annually 
ACTIVE MEMBER $ 5 annually 
Memberships and Address Changes 
New and/or renewal membership applications to the Society, es well as change of sdivest id 
nofices, should be sent to Mr. Paul Schulze, iAS Treasurer, 622 South Wisconsin fears 
Villa Park, If. 60181. 
7HE AUDUBON BULLETIN is the official journal. of The Illinois Audubon Society and is 
published quarterly — in March, June, September, and December. The price 
is $5 per year (which coincides with dues of active members). Single copies are pa The © 
special subscription rate for libraries and scheolste $3.00 per year. 
EDITORIAL OFFICE: ’ 49 Valley Road, Highland Park, ill. 60035 
