14 DAY USE 



RETURN TO DESK FROM WHICH BORROWED 



BIOLOGY LIBRARY 



TEL. NO. 642-2531 



This book is due on the last date stamped below, or 



on the date to which renewed. 

 Renewed books are subject to immediate recall. 



OCT28 1970 



MOV 10 1970 



7JU. 



LD 21A-15m-2, 69 

 (J6057slO)476 A-32 



General Libran 

 University of Call 

 Berkeley 



