Show Ij n Cement for Walls C. C W. W H. H I H.-I I wish to build a room loom 16 feet wide by 24 feet long 9 feet high and 6 inches thick also a floor How much Portland cement and how much gravel will it take and in what proportion are they to be mixed For the walls of the room 10 barrels barrels bar bar- of the cement 13 yards of at gravel graveland graveland graveland and the labor pf three men for five days would be required For the floors five barrels of cement three yards of gravel and the labor of three men for one day would be required |