Frog plans, track tools, railwear on curves, and corrosion in tunnels were reported on this year. Before Am. Ry. Eng. Assn. (Daily Edition) (See also - discussion p 28D142-628-D 143; Am. Ry. Eng. Assn. -- Proc., vol. 31, for mtg. Mar. 11-13, 1930, pp. 551-598 and (discussion) p 1752-1759, 119 figs.)
Report of committee on track
Ry. Age
Railway Age ; 88 , n 10C
1930
Aufsatz (Zeitschrift)
Englisch
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