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Scientific American, Vol. 39, No. 23 (December 1878) (1878)

leaf 3

An illustration from Scientific American, Vol. 39, No. 23 (December 1878), 1878, leaf 3
ibu- passing, but only the time a lamp is on. If two or any invented and patented a regulator, which responds instantly larger number of lamps are on, an equal number of connec- tion. tions are made at each revolution of the wheel, and the to any increase or diminution in the demand, thereby secur-… … THE SAWYEE-MAN ELECTRIC LAMP. straps hitherto required for the girth-rigging, of the entire (house) circuit must be over- come; though it will to the consumer, since a and affording a stronger and more durable rigging, that leaves the top and sides of the tree perfectly meter records the time that…

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