Murley, J. A., Jr.2020-10-072022-02-032020-10-072022-02-03https://hdl.handle.net/11124/175131Image from Book 4, Rio Grande Railroad covered album. Caption reads: "3358." Accompanying text reads: "Murley, J. A., Jr. Jan 3, 1947, 20-10 Mine pump station - In the foreground can be seen a 6 x 9 and 9 x 10 Triplex Brass barrelled pump. These pumps have alloyco acid resisting valves due to the heavy acid content of the copper water pumped by them. These pumps discharge into a special 8 inch lead lined pipe which can be seen at the right center of picture. This copper water is pumped from 20 to 16 level where it is discharged into 16-10 ditch."Donor: Friends of Mineralogy, Colorado Chapter.20-10 mine pump station pumping water to the 16 level to be discharged into the 16-10 ditch, underground at the Gilman mine.8 x 10 1/2 inchesblack-and-white photographsUnderground mining -- ColoradoMining -- Machinery and equipmentViews -- UndergroundZinc mines and mining -- ColoradoMine pumpsStillImage