THE ILLINOIS AUDUBON SOCIETY 
1017 Burlington Avenue 
Downers Grove, Illinois 60515 
RETURN REQUESTED 
ee: STATE NAT.HIST«LIBRARY, 
NATURAL RESOURCES BLDG, | 
URBANA, ILLINOIS 61803 
THE ILLINOIS AUDUBON SOCI 
The Society was organized seventy years ago for the protection 
birdlife. Throughout its existence, the Society has promoted n 
to protect birds and to prevent destruction of the natural at 
birds need for survival. In many cases, the Society has workec 
that existing laws are observed — since mere enactment of law 
has guaranteed their enforcement. Illinois residents of all we 
are invited fo join the IAS in advancing the cause of wildlife co 
as well as in the Society's cooperative efforts with all other or 
which work for protection of our natural resources. 
Headquarters of the Illinois Audubon Society are in the Fi 
of Natural History, Roosevelt Road & Lake Shore Drive, Chicag 
where public lectures are held. Individual and group member: 
port is earnestly solicited. Membership fees are: 3 
Patron $1,000 
Benefactor $ 500 
Life Member $ 100 
Supporting Member $25 annually 
Club Affiliation $15 annually | 
Contributing Member $10 annually — 
Family Membership '- $7.50 annually _ 
Active Member $5 annually 
Memberships and Address Changes 
notices, should be sent to Mr. Paul Schulze, IAS Treasurer, 622 South Wiscon: 
Villa Park, Ill. 60181. e 
THE AUDUBON BULLETIN is the official journal of The Illinois Audubon 
published quarterly — in March, June, September, and December. The su 
is $5 per year (which coincides with dues of active members). Single copies are 
special subscription rate for libraries and schools is $3.00 per year. ; 
EDITORIAL OFFICE: 49 Valley Road, Highland Park, Ill. 60035 
