Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 401
orking of the machine, are therefore minutely delineated in anextended scale, thereby rendering the design more easily understood than by a lengthened description,which it would otherwise require. It may be observed, however, that they are of cast-iron, and the cornersonly being liable to… … r,9 Scale.—8 feet=l inch.
Mechanical engineering
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