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3 results returnedExplosions in Colorado coal mines, 1833 to 1932
Accident experience and direct costs in some Colorado coal mines, 1929-33
Some observations as to safety hazards in 47 northern Colorado subbituminous coal mines
Published Year
Subject
- Coal mines and mining--Colorado (3) *
- Mine safety--Colorado (3)
- Mine accidents--Colorado (2)
- Mine explosions--Colorado (1)
Author
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