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Fires in Lake Superior iron mines

Mine signboards

Suggestions for the safe operation of gasoline engines in mines

Published Year

• 1910-1919 (3) *

Subject

• Coal mines and mining--Safety measures (1)
• Internal combustion engines, Spark ignition--Safety measures (1)
• Iron mines and mining--Superior, Lake (1)
• Mine fires (1)
• Mining machinery--Safety measures (1)
• Signs and signboards (1)
• Spark ignition engines--Safety measures (1)

Author

• Higgins, Edwin. (3) *
• Kudlich, R. H. (1)
• Steidle, Edward, (1)

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