Stationary steam engines; especially as adapted to electric lighting purposes (1884)
Thurston, Robert Henry, 1839-1903 · New York, J. Wiley & sons · leaf 156
on to doubt that still closer regulationand more perfect isochronism are attainable, if they, at anyfuture time, should prove to be desirable. These engines,9^2 by 12 inch cylinders, had never been before tested, andhad done no work until started under the direction of theauthor. The lamps demanded… … Diagram Taken by Thurston. 134 STEAM ENGINES FOR The success here obtained in the use of a single valve isas encouraging as it is remarkable. While it can hardly beexpected that the economy of this system, other things be-ing equal, can be fully up to that obtainable with the moreelaborate forms of…
Steam-engines
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