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.
Taken from the arm of the pocket loader–note the tree growing out of the conveyor belt. Often where you see old piles of taconite, trees are springing up. The byproducts of the pelletization process break down and make a really fertile mix, especially with all the iron content!
Who knew that wallpaper could stick to dirt so well?
This wheel scoops the washings from the sluice room and places it on the tailings conveyor.
In case power was lost, this manual signal could direct trains on and off the taconite trestle. Turning the pole would change the color of the light on top and the shape of the metal flags.
The note on the left announces that the spindles in the crates are dirty.
Where workers would sign documents and collect their pay.
Looking down the kiln line from atop the furnaces.