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UNIVERSITY OF ILLINOIS 
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IiZBRARY OF 
Illinois State 
LABORATORY OF NATURAL HISTORY, 
URBANA, ILLINOIS. 
URBANA, ILL. 
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Biennial Report 
OF THE 
BIOLOGICAL EXPERIMENT STATION. 
1895 - 1896 . 
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37 -t,. /-fat. 
CHICAGO : 
J. C. Winship Company, Printers. 
1897 
natural 
history survey 
ubrary 
