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Development and safety of the storage-battery locomotive

Hazards of the trolley-locomotive haulage system in coal mines

Published Year

• 1920-1929 (1)
• 1940-1949 (1)

Subject

• Coal mines and mining--Safety measures (2)
• Mine haulage--Safety measures (2)
• Mine railroads--Safety measures (2) *

Author

• Harrington, D. (1)
• Ilsley, L. C. (1)
• Warncke, R. G. (1)

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