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Motion picture electricity (1914)
Hallberg, Josef Henrik, 1874- · New York city, The Moving picture world · leaf 93
ter to shut off the entireelectric system. The second main switch shuts off alllamps but the exit and auditorium lamps. In addition tothese switches there are of course separate switches whichcontrol each set of lamps, for instance: One switch for the flaming arc lamps. One switch for the sign. One… … © BOOTH /? LOBBY Fig. 43 © —\7#6 MOTION PICTURE ELECTRICITY 87 One switch for auditorium side lamps and the pianolamp. One switch for each motion picture machine, stereop-ticon or spot-light circuit. One switch for the lamps in the operating room, ticketbooth and any other lamps for special…Motion picture theaters · Electric lighting
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