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Scientific American, Vol. 85, No. 16 (1901) (1901)

leaf 4

An illustration from Scientific American, Vol. 85, No. 16 (1901), 1901, leaf 4
a series-wound, the strands, each 1,100 feet in length, are completed. In our diagram A represents the line-wire from one They are now taken and laid over on the other side two-pole machine of slow-speed type. The armature station, and B the line-wire from another station, the of the walk, and the… … Other telegraph-key. The connec- date from the bronze period,

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