Looking up to the second floor of the Nitrating House, where cotton would be soaked in nitric acid. These brought cotton into the building.
Open wide! Here comes the sugar beets!
I am not sure what this machine does, but I have a hunch that it husks and cleans the sugar beets as they come into the plant. It is certainly the biggest single piece of equipment in any of the mills.
Water damage dissolved the ceiling into sludge. Pillars remain, as do the plastic light covers, now on the floor.
When the ship loaders were added, a doorway was cut through the metal silo to make a room for the grain handling equipment. Note the dust sensor in the corner of the torch-cut archway.
Robotic pincers to move molten rods of glass between machines.
The hoist signal dangling beside the modern mine shaft would ring a bell next to the giant electric motors that would send the men and machinery into the underground.
There is a cool old air compressor in the corner of the powerhouse.
One of the clusters of elevators. Doors would open on both sides so that vehicles could be moved through them if necessary. There is only one set of stairs in the whole building.