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Shalkespeaare Mine Forbestown CA ca1860.jpg - Tillman
Flume on the Miocene Mining Company's ditch at the head of Morris Ravine, Butte County, California.jpg - Krib
Flume on the Miocene Mining Company's ditch at the head of Morris Ravine, Butte County, California (cut).jpg - Krib
Thermalito Power Canal (2024)-104A7163.jpg - Frank Schulenburg
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