Progress report on steel, bronze, and zinc-taped cables; specification for copper-covered steel and bronze messenger and guy strand wires; specification for non-metallic underground cable; weatherproof covering for line wire; specification for attaching railroad signal wires and cables to communication pole lines. (See also - discussion p 396-406) (mtg Mar 11 and 12 1935)
Committee IX -- Overhead and underground lines
Assn Am Railroads -- Proc (Signal Sec)
1934
14 pages
Article (Journal)
English
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Committee IX -- Overhead and underground lines
Engineering Index Backfile | 1936
Committee IX -- Overhead and underground lines
Engineering Index Backfile | 1944
Committee IX -- Overhead and underground lines
Engineering Index Backfile | 1937
Committee IX -- Overhead and underground lines
Engineering Index Backfile | 1941
Committee IX -- Overhead and underground lines
Engineering Index Backfile | 1933