Tabular reports of percentage of breakage in different parts of the Janney car coupler from year 1886 to 1893. Report from about 26 railroads. (See also R. R. Gaz, June 9, 1893, pp. 412-3)
Record of Janney coupler breakages
Eng News
1893
3 pages
Article (Journal)
English
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Record of Janney coupler breakages
Engineering Index Backfile | 1893
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