2019-11-202022-02-032019-11-202022-02-03https://hdl.handle.net/11124/173458Donor: Colorado Mining Association.Mill buildings, trestle and tailings, California Gulch Mining and Milling Company.Caption reads: "Mills of the California Gulch Mining & Milling Co. at Leadville."3 1/2 x 2 1/2 inchesblack-and-white photographsCopyright retained by Colorado Mining Association.Mineral processing plants -- ColoradoMineral processing tailingsCalifornia Gulch Mining and Milling CompanyStillImage