Stationary steam engines, simple and compound; especially as adapted to light and power plants (1899)
Thurston, Robert Henry, 1839-1903 · New York, J. Wiley & Sons; [etc., etc.] · leaf 339
ELECTRIC LIGH7UNG PLANTS. show a better average on parts than this one, but I havefound none that shows a better average as a whole. On railway work, with compound engines and direct-connected units, operating at about 130 pounds steam-pressure, we have the following results : OPERATING EXPENSES.…
Steam-engines
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