2020-10-072022-02-032020-10-072022-02-03https://hdl.handle.net/11124/175166Caption reads: "7/7/45 View of office, facing south."Donor: Friends of Mineralogy, Colorado Chapter.Office building (building no. 443), with a flagpole attached to the upper story.3 1/2 x 6 inchesblack-and-white photographsUnderground mining -- ColoradoZinc mines and mining -- ColoradoOffice buildings -- Colorado -- GilmanStillImage