_Scratch Coat_
6 bushels of lime, at 25 cents per bushel $ 1.50
9 pounds of hair, at 4 cents per pound .36
¾ cubic yard of sand, at $1.50 per cubic yard 1.13
5 hours, plasterer’s time, at 50 cents per hour 2.50
5 hours, laborer’s time, at 25 cents per hour 1.25
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Total $ 6.74
_Brown Coat_
6 bushels of lime, at 25 cents per bushel $ 1.50
3 pounds of hair, at 4 cents per pound .12
1 cubic yard of sand, at $1.50 per cubic yard 1.50
13 hours, plasterer’s time, at 50 cents per hour 6.50
6½ hours, laborer’s time, at 25 cents per hour 1.63
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Total $11.25
_Finishing Coat_
3½ bushels of finishing lime, at 35 cents per
bushel $ 1.23
½ barrel of plaster of Paris, at $1.75 per barrel .88
⅜ bushel of white sand, at 27 cents per bushel .10
18 hours, plasterer’s time, at 50 cents per hour 9.00
4½ hours, laborer’s time, at 25 cents per hour 1.13
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Total $12.34
The total cost of 100 square yards of three-coat plaster, then, is
$30.33, or about 31 cents per yard.