2019-11-202022-02-032019-11-202022-02-03https://hdl.handle.net/11124/173441Donor: Colorado Mining Association.Three men with separator equipment, in the snow with a canvas tent in the background.Caption reads: "Lake 6."4 1/2 x 3 1/2 inchesblack-and-white photographsCopyright retained by Colorado Mining Association.Mining -- Machinery and equipment -- ColoradoMiners -- Colorado -- Lake CountyStillImage