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Inside Dredge No. 4

Sluice tables, long troughs with an area of 1,705 square feet (158.4 m2) which had a constant flow of water. About 75% of the gold was caught in a 4-foot (1.2 m) coconut matting and steel riffles at the bottom of the troughs.[

 

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Uploaded on June 25, 2019
Taken on June 21, 2019