A history of the growth of the steam-engine (1878)
Thurston, Robert Henry, 1839-1903 · New York, D. Appleton · leaf 290
Fza. 84.—^Engine, Boiler, and Scrow-Propellers used by SteveiiB, 1804. or safety tubular boiler, as it would be called to-day, thehigh-pressure condensing engine, with rotating valves, andtwin screw-propellers, as just described, is given a place ofhonor in the model-room, or museum, where it… … Fie. 85i—Stevenss Screw Steamer, 1804. singularly with the mechanism contributed to the collectionby manufacturers and inventors of our own time. The huband blade of a single screw, also used with the same ma-chinery, is likewise to be seen there.12 266 THE MODERN STEAM-ENGINE. Stevens seems to…
Steam-engines
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