2019-12-062022-02-032019-12-062022-02-03https://hdl.handle.net/11124/173602Donor: Colorado Mining Association.Mine sites on the mountain slopes in the Red Mountain district, Ouray County.Caption reads: "Red Mt. District, Ouray."3 1/2 x 4 inchesblack-and-white photographsCopyright retained by Colorado Mining Association.Underground mining -- ColoradoLead mines and mining -- Colorado -- Ouray CountySilver mines and mining -- Colorado -- Ouray CountyRed Mountain Mining District (Colo.)StillImage