Gilman Mine, Gilman, Colorado
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1) Drilling
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Miner using a compressed air rock drill at the Gilman Mine. A battery operated miner's light is attached to his helmet, with the cord running to the light.
2) Timber truck
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John Mignone (left) and Jesse Belt preparing a completely reconditioned timber truck for return to service in the mine. Sufficient timber and timber trucks were vital to the operation of the mine.
3) Mine stope
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Mine stope showing the reinforcing timbers used. On the left side of the picture is a thermometer used to monitor temperatures.
4) Drilling
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Drilling prior to adding dynamite to blast a section for mining at Gilman. Protective clothing was worn to keep the driller from being injured by debris, but we see no eye safety wear.
