THIS BOOK IS DUE ON THE DATE 

 INDICATED BELOW AND IS SUB- 

 JECT TO AN OVERDUE FINE AS 

 POSTED AT THE CIRCULATION 

 DESK. 



NOV 6 1990 

 DEC 1 1 1990 



JAN I 9 1991 

 IFEB 1 9 1991 



; J99, 

 OCT0 3?no? 



rv5 

 ro 



