Data Db OuNee br doar iGek a UN 49) 
John Tollensdorf, Fairbury 
Ralph K. Ulrich, Glenview** 
Mr. John D. Unzicker, Homer 
Edwin P. Vanderwicken, Kenilworth** 
Daniel Volkening, Elgin 
G. B. Waikey, Crest Hill 
Rose L. Warnecke, Naperville 
Esther F. Watne, DeKalb 
Pauline Watson, Dow 
Richard Wayman, Villa Park 
Geraldine Wayne, Woodstock 
Lowell Webb, Carterville 
Pamela R. Weir, Naperville** 
Delores Welch, Joliet 
Dr. and Mrs. lan West, East Dundee* 
Mrs. William S. Weston, Glenview 
Mrs. Robert W. White, Joliet 
James E. Wiedman, Centralia 
Mr. and Mrs. W. K. Wieland, Dow* 
Mrs. Janice R. Williams, Springfield 
Dr. and Mrs. Boyd Wilson, Northbrook* 
Joseph S. Witowski, Lisle* 
Lois Whitney, Chicago 
Elizabeth M. Wodtke, Homewood 
Edmund W. Woodbury, Godfrey 
M. Annabelle Woodring, Fairview Heights 
Edward A. Wrenski, Medinah 
Mrs. Carrie A. Young, Alton 
Mr. and Mrs. Maurice Young, Washington* 
Albert Zaloha, La Grange** 
Mary Zanger, Edwardsville 
Edward Zelvis, Dolton** 
Martin S. Zimmerman, Tinley Park 
Raymond Zoanetti, Carbondale 
*Family 
** Contributing 
*** Supporting 
A BEQUEST IN YOUR WILL... 
to the Illinois Audubon Society helps insure the continuance 
of the Society’s programs which you now support through your 
membership. 
A SUGGESTED BEQUEST FORM: 
“| hereby give, devise, and bequeath to the Illinois Audubon 
Society, Field Museum of Natural History, Chicago, Ill. 60605, 
and/or 1017 Burlington Ave., Downers Grove, Ill. 60515, 
the sum of (dollars) (other gift as described here) to be used 
for the general purposes of said Society.” 
Condition Red! 
by PAT M. WARD 
When conditions are right, disaster 
awaits migratory birds all over the 
US. 
The night of September 1, 1972, 
was the night that many birds that 
nest in the northern United States 
and Canada chose to follow their 
ancient migrational paths south- 
ward. 
Tens of thousands of birds were 
involved in the nocturnal migration 
through Illinois and _ thousands 
would never see the sunrise. 
Scientists don’t know enough 
about bird navigation and migra- 
tion to completely explain what 
happened. But it seems to be some 
combination of low clouds, rain 
