Rope Drive Compressor Wheels. From the Leonard Mine, Meaderville-Butte, Montana. . Big Wheels . . About 22 ft. dia. . . About 20 tons each . . 22 grooves for 1-1/2 inch rope . . About ½ mile of rope on each wheel . . Originally install…
Sheave Wheels from the Speculator Mine. . These sheave wheels from the Speculator Mine were used to hoist the bodies of the 168 miners who died in the Granite Mtn. Mine Disaster, June 8, 1917. . . It remains the worst metal mining tragedy in U.…