Mine Levels Levers and indicators to control and track the path of mine cars moving up and down the mine shaft. Note the mine depth indicators would trace paper… this is because the steel cables stretch out over time, so the line length changes with the years. Related Similar Images ...based on the tags: buttons, cables, gauges, hoists, levers, notes-to-self, rusty... One evening I spent an hour lighting tea candles through the tunnels below the elevator. It was a magical transformation. The copula stacks were fitted with scrubbers. Making metal is a very polluting activity. The fantastic Art Deco portico over the main entrance to the concourse. This is where the lime would spill out. Much of the milling equipment predated the mill itself, so I would not be surprised if this particular machine really dates to 1860. This mean-looking thing had a purpose, probably, but that function has been lost to decades of expansion. An original, minimally remodeled bathroom above the cafeteria reminds us what the whole complex once looked like. The last trace of Mitchell, Minnesota is a pile of cans on the side of the main street, Mitchell Avenue. These will be recognizable for another century or so, for future history-minded explorers. Because the shaft is nearly vertical, rocks riding inside shift a lot. To keep them from breaking down the door and raining into the shaft.