y ocr . _ 
$>4/#3S” 
(Author’s Separate. Original page numbers retained.) 
Water Birds of Minnesota; 
'./-I' 11 UK- 
PaSt and Present 
By THOMAS S. ROBERTS, M. D. 
Curator Zoological Museum, University of Minnesota 
Extracted from the 
“Biennial Report of the State Game and Fish 
Commission of Minnesota, for the Biennial 
Period Ending July 31, 1918 .” 
Minneapolis, Minnesota 
I9 T 9 
