Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 644
ailways since those days, but his idea of thelittle wheel at the end of the trolley-pole—dubbed by the poet Holmes the witchesbroomstick—still survives, as a runningcontact under the overhead wire, as the mosteconomical and efficient method of pickingup the current from the distant power-house.… … From a photograph THE FIRST ELECTRIC RAILWAY, INSTALLED BY SIEMENS AT THE BERLIN EXHIBITION, 1879 1152 of his own, one of which, now universal, wasthat of suspending the supply conductor-wire over the track by means of span-wire,supported, in turn, by the poles along theline. Henrys first traveling…
Children's literature
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