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Scientific American, Vol. 57, No. 11 (1887) (1887)

leaf 14

An illustration from Scientific American, Vol. 57, No. 11 (1887), 1887, leaf 14
nd When the motor is not at work, the expense of r nning it ceases. RECENTLY PUBLISHED. drink. Gives best methods of ana)ysis and is illus- Simple. Safe, Economicalf Durable. No extra insurauce. 328 pages, 8vo, Four sizes: 1H. P., 34 H. P., 1 man power, and Dental Engine. MODERN STEAM ENGINES,… … trated with one engraving and two maps, Contained in ‘powder. etc. A paper by G. W. Summer, Commander, 1887, at 12 o clock, noon, at which time the proposals will engravings. 100 pages, 16mo. $1.00. . 8. N., treatirg of the relative merits of different ma- be opened. : €B-The above or any of our…

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