Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 357
s long worked satisfactorily. Fig. 759 is a drawing of a crank-axle adapted to a machine. Fig. 760 is an elevation and sec-tion of the driving wheel of a loco-motive, with a counterbalance op-posite the crank-pin, and Fig. 761 is a section of the trailing wheel. The crank-pin of the driver has two… … Fig. 757.
Mechanical drawing
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