The mechanic's expositor

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J. Johnson, 1845 - Lumber trade - 80 pages
 

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Page 19 - TABLE. 12"" fourths make 1'" third, 12'" thirds - - - 1" second, 12" seconds - - 1' inch or prime, 12
Page 19 - DUODECIMALS, Or cross Multiplication, is made use of by Artificers in measuring their several works, the dimensions being taken in feet, inches, quarters, and eighths, and is performed by means of the following table : — 12 fourths make 1 third 12 thirds .... 1 second.
Page 19 - Glaziers, and others, measure by the square foot ; Painters, Paviors, Plasterers, &c., by the square yard; Slating, Tiling, Flooring, &c., by the square of 100 feet.

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