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Scientific American, Vol. 74, No. 6 (February 1896) (1896)

leaf 4

An illustration from Scientific American, Vol. 74, No. 6 (February 1896), 1896, leaf 4
wn, and the mat- slope of the Sabine Hills, the power developed in large principal streets to be desecrated by the poles and tress is ready for use. It may not need another pump- turbines is converted into electric energy by alterna- wires of an overhead system of traction; so the route ing for a… … THE CABIN OF THE ST. PAUL-PERFECTION AIR MATTRESSES AND LIFE PRESERVERS. across the Campagna, a distance of eighteen miles, to ents encountered in several places, as well as some air withdrawn until the exact pressure to suit his or a transformer house just outside the Porta Pia, where very sharp…

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