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Preliminary investigations of storage battery locomotives :specifications laboratory tests permissible schedule

Approval system of the Bureau of Mines, as applied to permissible storage-battery locomotives :(fourth complete investigation under schedule 15)

Approval system of the Bureau of Mines as applied to permissible storage-battery locomotives :third complete investigation under schedule 15

Published Year

• 1920-1929 (3) *

Subject

• Electric locomotives (3) *
• Mine safety (2)
• Storage batteries (2)
• Coal mines and mining--Safety measures (1)

Author

• Ilsley, L. C. (3)
• Brunot, H. B., (2)
• Brunot, Hilary B. (1)

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