y rather superannuated methods in the lyc6e$ and carries a wide band of sheet brass, forming a sort of oscillations, the graphic method of registering move- colleges of Prance. The teachers lacked simple ap- drum, which can be covered with a band of smoked ments, etc. paper, and one end of the axle… … ors. There were is drawn to one costly Hiero's side, a rotary im- Fig. 1.—The mechanical recorder. Fig. 6.—Chassagny's apparatus for electromagnetic f o u n t a ins and pulse is given to induction. Morin's machines the drum with which were used the hand, the only once a year. pendulum is re- The…
Apparatus · Speed · Dredges · Device · Supplement · American supplement · Scientific American · Gold dredges · Waltham watch · Alternating current · Polar axis · Middle west · Hot water · Wireless telegraph · Coal consumption
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