Stationary steam engines, simple and compound; especially as adapted to electric lighting purposes (1890)
Thurston, Robert Henry, 1839-1903 · New York, J. Wiley & sons · leaf 66
Pair of Porter-Allen Engines. ELECTRIC LIGHTING PLANTS. C5 many years, these points had not, up to a comparativelyrecent time,been recognized by constructing engineers, andfheir progress had been slow and difficult. The older firmswho were engaged in the building of what were then calledexpansion…
Steam-engines
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