2019-12-112022-02-032019-12-112022-02-03https://hdl.handle.net/11124/173810Donor: Colorado Mining Association.View of a plow clearing the road of snow, with the Great Eastern Mining Company site on the slope in the background.Caption reads: "Great Eastern Mining Co."3 1/2 x 5 1/2 inchesblack-and-white photographsCopyright retained by Colorado Mining Association.Underground mining -- ColoradoGreat Eastern Mining CompanySnowplows -- Colorado -- San Juan CountyStillImage