2019-12-122022-02-032019-12-122022-02-03https://hdl.handle.net/11124/173828Donor: Colorado Mining Association.Caption reads: "Treasury Tunnel Mine (became part of Idarado on the Telluride side of the mountain). Telluride Mines, circa 1940".Buildings of the Treasury Tunnel property.8 1/2 x 4 1/2 inchesblack-and-white photographsCopyright retained by Colorado Mining Association.Underground mining -- ColoradoLead mines and mining -- Colorado -- San Miguel CountyZinc mines and mining -- Colorado -- San Miguel CountyMine buildings -- Colorado -- San Miguel CountyTreasury Tunnel Mine (Colo.)StillImage