GALLONS OF WATER REQUIRED FOR f CUB. FT OF MORTAR 
WASHING AND GRADING SAND FOR CONCRETE, XXIII. 
LIE OT. SANKEY 
&% 
> So 
S 
4 
LUBIL FEET OF CEMENT §¢ SAND REQ“UIRED FOR | CUB. F7 OF MORTAR 
Or 
PROPORTIONS OF SANZ TO / 
GF CEMENT 
