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Oregonian's Annual Number 1900 |
12/31/1900 |
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A2004-002.6144 : View of a well developed placer claim |
12/31/1900 |
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A2004-002.6143 : View of the water and pipes used in gold mining |
12/31/1900 |
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A2004-002.6142 : View of a mine's dam and head of a flume which furnishes supply of water for washing out placer gold |
12/31/1900 |
