Advantages of wooden over steel ties, especially for mine railroads, pointed out; suggestions for selection of suitable wood, preservative treatment, cutting and shaping of ties, etc.
Fundamentals of mine railroad ties
Grundsaetzliches ueber Bergwerkschwellen
Bergbau ; 50 , n 25
1937
3 pages
Aufsatz (Zeitschrift)
Deutsch
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Fundamentals of mine railroad ties
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