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 861
at liberty to employ the equally inclined line c q in the op-posite direction, observing only that, in laying out the two wheels,the pair of directions be taken, of which the inclinations corres-pond. Fig. 2073 renders this mode of laying off the outlines of the wheels at once obvious. In…
Mechanical engineering
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