Twentieth century manual of railway and commercial telegraphy (1905)
Meyer, Frederic Louis, b. 1875 · Chicago, New York, Rand, McNally & Company · leaf 29
side of the instruments, and then on theother. If either connection closes the line circuit,the interruption is on that side, as the currentof the opposite battery is complete through theground. 26 THE TWENTIETH CENTURY What is meant by put JSfo. 1 east to 2 wesV^ —To so connect the wires tliat… … Fig. 17. Plus: Cut-outs. This is an old andsimple form of cut-outapparatus for a way-office on a single wire.The line wires arebrought to the terminal Al and A 2 (Fig. 17). Alis connected with a vertical ^in C, fixed in thewooden base. A2 is connected with a metallicspring D, which carries a pin D,…
Telegraph
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