THIS BOOK IS DUE ON THE LAST DATE 

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AN INITIAL FINE OF 25 CENTS 



WILL BE ASSESSED FOR FAILURE TO RETURN 

 THIS BOOK ON THE DATE DUE. THE PENALTY 

 WILL INCREASE TO SO CENTS ON THE FOURTH 

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u " 1 '4$ 

 20NOV58'ND 



31962 



1956 



i 



LIBRARY, COLLEGE Of AGRICULTURE, DAVIS 

 UNIVERSITY OF CALIFORNIA 



5m-9,'39(1359s) 



