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 STAMPED BELOW 



AN INITIAL FINE OF 25 CENTS 



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MJG 



BIOLOGY LIBRARY 



SEP 



5 193 

 OCT 31 1932 



NOV 14 1932 

 AUG 23 1933 



SEP 20 1933 



OCT '* 



8FP 101935 





JUL7 1941 



LD 21- 



