Food for 

 Plants 



204 



Number Brick Required to Construct any Building. 



(Reckoning 7 Brick to Each Superficial Foot.) 



Superficial Feet 

 of Wall. 



I. 



2. 



3- 

 4- 

 5- 

 6. 



7- 

 8. 



9- 



TO. 

 20. 



30 

 40. 



60. 



70. 



80. 



90. 

 100. 

 200. 

 300. 

 400. 

 500. 

 600. 

 700. 

 800. 

 900. 

 I COO. 



Number of Bricks to Thickness of 



4 inch. 



7 

 15 

 23 

 30 



38 



45 



53 

 60 



68 



75 

 150 

 225 

 300 



375 

 450 



525 

 600 



675 

 750 

 1,500 

 2,250 

 3,000 

 3.750 

 4,500 

 5.250 

 6,000 

 6,750 

 7.500 



8 inch 



12 inch 



15 

 30 



45 

 60 



75 

 90 



105 

 120 



135 

 150 

 300 

 450 

 600 



750 



900 



1,050 



1,200 



1,350 



1,500 



3,000 



4.500 



6,000 



7,500 



9,000 



10,500 



12,000 



13,500 



1 5 ,000 



23 



45 



68 



90 



H3 



135 



158 



180 



203 



2^5 



450 



675 

 900 



1,125 

 1.350 



1,575 

 1,800 



2,025 



2 250 



4,500 



6,750 



9,000 



11,250 



13.500 



15,750 



18,000 



20,250 



22,500 



16 inch 



30 

 60 



90 

 120 



150 



180 



210 



240 



270 



300 



600 



900 



1.200 



1,500 



1,800 



2,100 



2,400 



2,700 



3,000 



6,000 



9,000 



12,000 



i5,coo 



18,000 



21,000 



24,000 



27,000 



30,000 



20 inch. 



38 



75 



113 



150 



1 83 



225 



263 



300 



338 



375 



750 



1,125 



1,500 



1,875 

 2,250 

 2,625 

 3,000 



3.375 

 3,750 

 7,500 

 11,250 

 15,000 

 18,750 

 22,500 

 26,250 

 30,000 

 33,750 

 37,500 



24 inch. 



45 

 90 



135 

 180 

 225 

 270 



3'5 

 360 



405 

 450 

 900 

 1,350 

 1,800 

 2,250 

 2,700 



3,150 

 3,600 



4.050 

 4,500 

 9 000 

 13500 

 18,000 

 22,500 

 27,000 

 31.500 

 36,000 

 40,500 

 45,000 



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 II 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 lOO 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. 



Cement i bushel and sand 2 bushels will cover 3^ square yards one inch 

 thick, 4.^ square yards f inch thick, and 6f square yards ^ inch thick. One 

 bush, cement and i of sand will cover 2^ square yards i inch thick, 3 square 

 yards J inch thick, and 4^ square yards, ^ inch thick. 



