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 124
Jin,,--. /•!■ /..//,/.•,•/■„-/:• pi. rv. >v ,\ -| t g s I 8 111, 15 A C T I S (3 3 T K A ,M E S G I S II … DOUBLE-ACTING STEAM ENGINE. 107 consists its whole efficacy as a regulator. Its regulatingpower is limited, and it is only small changes of velocitythat it will correct. It is evident that such a velocity as, onthe one hand, would cause the balls to fly to the extremityof their play, or, on the…
Steam-engines
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