Tunzelmann, George William von, 1856- · New York, Scribner & Welford · leaf 240
allation is properly carried out. Whether gas or electricity be employed, the lighting ofthe auditorium can be carried out just as safely as that ofan ordinary house, but the illumination of the stage is avery different matter. To begin with the part visible to the audience : the foot-lights, when… … Fig. 73- 220 ELECTRICITY IN MODERN LIFE. employed the foot-lights are all hermetically sealed glassglobes, which could not ignite the most flimsy material,unless it were left in contact with them for a consider-able time. The principal source of danger, however, isto be found, not in the…
Electric industries · Electricity
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