Harvard University, 
Cambridge, Mass. 
S'-e /Cx. i8gc>' 
(y^ 
C>i-''‘t~''*‘£^ -X^ 
e-tj~-c.- 
A^-<i c<r'^L^r^^ ~7'YZ. 
-A- j^2-<^' 
cm> , /!_ 
cef''^.erAA 
O-C'*-''^ ^-t. 
1 
^^,>-^^,- 4 ,^ CO-e-- CL 
Ol^ 
