3 Free Photos of Electric Mining Lamps

historyhistoricalmining lamps roomminers from the united states
Miners checking in their safety lamps in the lamp house. The Pocahontas Corporation, Mines 33-34, Bishop, Tazewell... - NARA - 541081
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Auchel - Fosse n° 3 - 3 bis - 3 ter des mines de Marles (G)
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James Robert Howard has gotten his safety lamp at lamp house. Of the 232 employees at this mine, 60^ are Negroes. - NARA - 540805
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