Miner using hydraulic hose to clear land while mining for gold
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This photograph shows a miner, directing a hydraulic hose at the side of a mountain. Hydraulic mining was first developed in 1853, and implemented as a means of sifting through rocks and sediment to find traces of gold ore. The usual application was to construct paths and canals that would move water from the higher mountain ranges, and store the collected water in ponds
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