Stationary steam engines; especially as adapted to electric lighting purposes (1884)
Thurston, Robert Henry, 1839-1903 · New York, J. Wiley & sons · leaf 76
i … Pair of Porter-Allen Ei ELECTRIC LIGHTING PLANTS. 69 a steam cylinder that only lacked three-eighths of an inchof being truly cylindrical; the builder of the high speedengine of to-day works to the thousandth of an inch, inlongitudinal measurements, and gets his cylindrical journalsexact to the…
Steam-engines
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