Oct 1930 n 10 p 473-475: Factors effecting selection of rail size and quality; weights of rail recommended; comparative cost of new and relaying rail. Nov p 536-539 + 542 6 Figs.: Practice regarding size of ties, spacing of ties, curves, frogs, switches, rail elevation, grades.
Fundamentals of mine tracks
Coal Min
Coal Mining ; 7 , n 10-11
1930
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1900
|Fundamentals of mine railroad ties
Engineering Index Backfile | 1937
|Fundamentals of mine railroad ties
Engineering Index Backfile | 1937
|Fundamentals of mine railroad ties
Engineering Index Backfile | 1937
|