boiler manufactory. … DOUBLE-ACTING ENGINE—CITY SAW-MILLS. THE STEAM ENGINE. —♦—CHAPTER II. r. Method of regulating the activity of the furnace.—18. How steam ismade to produce a mechanical effect.—19. The cylinder and piston.—20. Metallic pistons.—21. Estimate of the force with which the pistonis moved.—22.…
Steam-engines · Steam-navigation · Locomotives
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