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Video-supplemented task training at the United States Steel Corp. Minntac Mine, Mt. Iron, MN

Published Year

• 1980-1989 (1)

Subject

• Iron mines and mining--Minnesota--Mountain Iron Region--Safety (1) *
• Mine safety--Study and teaching--Audio-visual aids (1) *

Author

• Couillard, David T. (1)
• Nelson, Bruce C. (1)
• Tomassoni, R. R. (1)

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