training school. The boy in view of which is shown in the small figure, so that the shop may be set to turn a wheel. He simply sees graving is designed to save a person the fatigue of the body may be turned to discharge the loadin any walking up a flight of stairs. Its inventor’s idea has… … AMIOT’S STAIR CLIMBER, an endless screw, actuated a shaft that carried a still contains 10 to 20 per cent of sulphate. This drum around which the traction chain wound. ‘substance is a most powerful poison, exercising a The ascent and descent and the stoppage of the mo- remarkable power of…
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