The steam engine familiarly explained and illustrated; with an historical sketch of its invention and progressive improvement; (1836)
Lardner, Dionysius, 1793-1859, Renwick, James, 1790-1863. [from old catalog] · Philadelphia, E. L. Carey & A. Hart · leaf 211
in vividcombustion. The heated air, contained in the furnace, f,is driven on, by the same force, through a small curved tubemarked e, which circulates like a worm (as represented infig. 60.) through the horizontal generator or receiver; and,tapering gradually, until reduced to very small… … temperature when discharged into the chimney. The cy-linder, which is represented at k, works one pair of wheels,by means of a bell-crank; the other pair, when necessary,being connected with them. In this engine, the magniiude of the surface of burningfuel on the grate-bars is less than 2 square…
Steam-engines
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