Economic value of operating remote switches; savings effected by use of power switch machines for operation of remote switches as reported by railways. Report of Committee I.
Economics of railway signaling
Am. Ry. Assn. (Signal Section) -- Advance Notice
American Railway Association -- Meeting ; 1923 Economics
1923
13 pages
2 Tables
Conference paper
English
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Economics of railway signaling
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Economics of railway signaling
Engineering Index Backfile | 1929
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|Economics of railway signaling
Engineering Index Backfile | 1930
Economics of railway signaling
Engineering Index Backfile | 1929