The person charging this materia] is re- 
sponsible for its return on or before the 
Latest Date stamped below, 
Theft, mutilation, 
and underlining of books 
are reasons for 
disciplinary action and may 
University, 
LIBRARY AT URBANA-CHAMPAIGN 
result in dismissal from the 
UNIVERSITY OF ILLINOIS 
MAR 72 1971 
L161— 0.1096 





