Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 196
hown in Fig. 175 in connection with me-chanism for driving it by hand. It is provided with a rev-olution counter and with a trumpet-shaped resonator. It isdesigned to be used in the same manner as the siren ofCagniard Latour, and, like that instrument, it yields soundsunder water. EXPERIMENTS WITH… … Experiments with the Scientific Top. point on account of the relation of its subject matter to thepreceding and succeeding chapters. The ability of the heavy top to run for a long time and 174 EXPERIMENTAL SCIENCE. maintain an equable motion renders it particularly service-able in experiments…
Physics · Lantern projection · Electric apparatus and appliances
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