307; sensitiveness of, 275. Eccentric, _52_, 53; setting of, 53. Sliders, 297. Sound, nature of, 270; board of organ, 296; board of organ, 298. Pelton wheel, _377_. Pendulum, 412; compensating, 418, _419_. Perilymph, 272. Perry.
Combustion. A properly designed furnace, supplied with steam of 50lb. Pressure. Previously to 1844 the.