WeayGu eneinEe i 
IS470UR DUCKS 
as 
A HISTORY OF AMERICAN DUCKS 
NESTING, (ROOSTING, FEEDING 
AND PLAYING GROUNDS 
Heaolls THROUGHOUT THE ‘YEAR 
ice 
Sh a 
re ey 
Ff HENRY YORKE, M. D. 
9uLa 
Author of ‘‘Days With Our Upland Game Birds,’’ 
“Days With Our Waterfowl.’’ 
CHICAGO 
THE AMERICAN FIELD PUBLISHING Co. 
1899 Zarnson ‘ND 
JUL 8 1987 
LIBRAR?, 
