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Scientific American, Vol. 66, No. 16 (April 1892) (1892)

leaf 15

An illustration from Scientific American, Vol. 66, No. 16 (April 1892), 1892, leaf 15
Motorolllie Mil Century %to 70 horse power. Cost about one cent an hour to each indicated horse power. * In wnrth,nnt trize, viy value Hen,* What othersthink of me is stated in catalogue. CHARTER GAS ENGINE CO. p. O. Box 148, ^terliUB. III. … 95 MILK ST., BOSTON, MASS. ThiB Company owns the Letters Patentgrafted to Alexander Graham Bell, March7th, 1876, No. 174,465, and January 30th,1877, No. 186,787. The transmission of Speech by all knownforms of Electric Speaking Telephones infringes the right secured to this Companyby the above…

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