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2 results returnedHuman factors contributing to groundfall accidents in underground coal mines :workers' views
Application of stereoscopic (3-D) slides to roof and rib hazard recognition training
Published Year
Subject
- Ground control (Mining) (2) *
- Coal mine accidents--United States (1)
- Mine roof control (1)
- Mine safety--Study and teaching--Audio-visual aids (1)
- Photography, Stereoscopic (1)
- Transparencies in education (1)
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