Illustrated description of railroad for conveying personnel as well as products, which is probably first underground cogwheel railroad; locomotives operate with cogwheels in inclined sections and as friction locomotives in level sections; power supply is 550-v d-c.
Underground cogwheel railroad in Mansfeld copper shale mine
Untertaegige Zahnradbahn im Mansfelder Kupferschieferbergbau
Metall und Erz ; 36 , n 12
1939
7 pages
Aufsatz (Zeitschrift)
Deutsch
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Cogwheel railroad cars with electric drive
Engineering Index Backfile | 1938
|Cogwheel railroad cars with electric drive
Engineering Index Backfile | 1938
|Cogwheel railroad cars with electric drive
Engineering Index Backfile | 1938
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