GOLD COIN MINES CO. Georgetown District. Deer Lodge County. Minerals Yearbook 1935. Sta. App. Pages 37, 144, 145, 150, 154, 165. Treated 13,500 tons of gold ore in 40-ton amalgamation mill, and shipped 113 tons of gold ore to smelter in 1934.
WPA, "Gold Coin" (1935). Minerals Yearbook, All. 617.
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Gold Coin, Georgetown District, Deer Lodge County, gold