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 489
weight, and one man to attend to the driving of the pile, making five men for each pile, or 10 men foltwo piles. With the steam machine the ram is lifted four or five times in a minute, thereby the opera-tion of driving the pile is very short in comparison with the ordinary machine. Tlie cost of…
Mechanical engineering · Mechanics · Engineering
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