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Coal in the British Isles

Safeguarding electrical equipment used in gassy mines :European practice

Safeguarding electrical equipment used in gassy mines :European practice.

Published Year

• 1920-1929 (3)

Subject

• Coal mines and mining--Great Britain (3) *
• Coal-mining machinery--Safety--Great Britain (2)
• Coal--Great Britain (1)

Author

• Ilsley, L. C. (2)
• Rice, George S. (1)

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