Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 738
evising means of communicationthrough the medium of printing and dial telegraphs, the telephone is to-daypractically the universal method of communication from one part of a firecommand to another. As ordinary commercial telephones are employed, nospecial description of them need be given in this… … OPERATING BOX ON SHOREFig. 13. Diagram of torpedo circuit closer and connections. G*3 726 CERTAIN USES OF ELECTRICITY IN U.S. ARMY. field Telephones and Telegraphs. But little is to be said of field telephones and telegraphs, as they do notdiffer from commercial instruments except in their…
Electrical engineering
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