Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 373
Fig. 802. below the high-pressure cylinder, and its piston-rod is extended to the air-pump piston. The dimensions are—H. P., cylinder 36 X 62; L. P., cylin- … der 58 X 8 feet. The heads of the two cylinders are kept at the same levelsby increasing the length of the H. P. piston. Working-beams with vertical steam engines are now seldom used except in
Mechanical drawing
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