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 305
ELECTRIC LIGHTING PLANTS. 273 ing cylinder in which a disk spins, driving its supportingshaft at any required speed. These engines are coupleddirect to the dynamo, or to a fan or pump, and are much
Steam-engines
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