Electrical measurement in railway service. A valuable paper read by Mr. M. B. Leonard, before the Niagara Falls meeting of Ry. Tel. Superintendents. (Extracts) (See also - Elec. World, July 12, 1890, pp. 28-30; Ry. Rev., July 12, 1890, pp. 400-1.; Eng. News, July 12, 1890, p. 39.)
Electrical measurement in railway service
RR Gaz
1890
Article (Journal)
English
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