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All Collections- All fields: Portland Mine (Teller County, Colo.)--1920-1930.
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- Portland Mines nos 1 and 2 probably the remains of Independence Mine Mill in foreground
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View of the shafthouses of the number one and two mine of the Portland Mine near Victor (Teller County), Colorado. The abandoned head frame and mill of the Independence Mine is nearby. -
Tailings embankments--Colorado--Victor--1920-1930.; Portland Mine (Teller County, Colo.)--1920-1930.; Stratton Independence Mine (Teller County, Colo.)--1920-1930.; Victor (Colo.)--1920-1930.; Abandoned mines--Colorado--Victor--1920-1930.; Gold... -
[between 1920 and 1930]
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