472 Report on the Trials of Implements at Oxford. 
Q. 
■XS 
a 
a 
o 
•-■ (N i-H 
0^3 
*a fr- ^ 
r-i 
S 2 S 
•5 p.g 
1^ 00 
C3 
^ CO 
c3 a o 
W W 
a 
<4 
a. 
a 
a 
03 
:2 ^ 
