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North London mine
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Old dredge near Fairplay, Colo.
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Miners inside a gold mine pit
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Alma Gold Mining Co.
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Kansas Mill, near Montgomery, Park Co, Colorado
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Arastra in Buckskin Gulch above Alma
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Arastra at Buckskin Joe
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Arastra - Buckskin Creek - above Buckskin Joe
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Arastra - Buckskin Creek - above Buckskin Joe
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Arrastre at Buckskin Creek
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Tram terminal of Pennsylvania Tunnel
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Louisiana-Colo. Mining Co., Dallie Varde Mine
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Terrain between Fairplay & Alma placer dumps
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Boreas Pass
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Mansfield Silver Mine on Mosquito Creek Park County