INDEX TO SQUARES. 
Q squares. 
e. © Oe ele 
Pe ag aoa a 
R squares, 
. 
. 
. 
. 
S squares. 
° 
BPS 
Co 
8 
9-14 
9 
10—I2 
g—i2 
to—12 
9 . 
8, 10—13 
T squares, 
U squares. 
V squares. 
W squares, 
X squares. 
Y squares. 
