Number Brick Required to Construct any Building. Foodfor 



(RECKONING 7 BRICK TO EACH SUPERFICIAL FOOT.) 



159 



Superficial Feet 



Number of Bricks to Thickness of 



Facts for Builders. 



One thousand shingles, laid 4 inches to the weather, will cover 100 square 

 feet of surface, and 5 pounds of shingle nails will fasten them on. 



One-fifth more siding and flooring is needed than the number of square 

 feet of surface to be covered, because of the lap in the siding and matching. 



One thousand laths will cover 70 yards of surface, and ix pounds of lath 

 nails will nail them on. Eight bushels of good lime, 16 bushels of sand, 

 and one bushel of hair, will make enough good mortar to plaster 100 square 

 yards. 



A cord of stone, 3 bushels of lime and a cubic yard of sand, will lay 100 

 cubic feet of wall. 



Five courses of brick will lay one foot in height on a chimney; 16 bricks 

 in a course will make a flue 4 inches wide and 12 inches long, and 8 bricks 

 in a course will make a flue 8 inches wide and 16 inches long. 



