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 308
or the other of the two last-described plans. In marine engines, or where salt or other impurewater is employed for condensing the steam, this latter plan involves the loss of the fresh water resultingtherefrom, in a manner well known, and consequently either the boilers must be supplied with… … This being the case, attention was early (in the history of the steam engine) given to perfecting tusecond mode named herein—viz.: the condensing of the steam by radiation in closed metallic vessels,kept submerged in water. In this plan the boilers are to he first filled with pure water; the steam…
Mechanical engineering · Mechanics · Engineering
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