Hallberg, Josef Henrik, 1874- · New York city, The Moving picture world · leaf 90
KILOWATT HOURS Fig. 41 … KILOWATT HOURS Fig. 42 84 MOTION PICTURE ELECTRICITY dial indicates 9 also. The same is true of the hand of thethird dial; the second, being 9, has not quite completedits revolution, so the third has not completed its division;therefore we again have 9. The same holds true of thehand of the fourth…
Motion picture theaters · Electric lighting
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