Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 485
Working-beam.-SciLE.-i inch=l feot. 45i ENGINES, DETAILS OF. A bushel of Welsh coal now used in Cornwall weighs 94 pounds. Rotative engines.—A rotative engine of Messrs. Cairds, is represented in Fig. 1361, which is a generalelevation. … i „ Vt.^ 1— 1 J.
Mechanical engineering · Mechanics · Engineering
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