Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 880
Fig. 30.—Train telegraph system. TELEGRAPH. 849 … Fig 31 —Plu Ip^ ind u ti )ii also to the diagram. Fig. 30, the general arrangement of the sending and receiving stations will Ije seen, that to the right representing the moving car. Taking the terminal station first, we find its principal equipment to consist simply of a main battery, a…
Mechanical engineering
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