After crushing, these machines would float lighter material to the surface of the water, where it would be skimmed and discarded. Gold and silver laden stone would sink to the bottom, where it was collected for the next stage of processing. Leica/Summilux 35/Ektar 100
Part of the brewing process is sterilizing the kettles, pipes and tanks all product would touch. This was done with a caustic solution. To the left is a healthy pile of asbestos where a heating tank used to stand, insulated in the carcinogenic mineral. The tank got cut apart, the asbestos stayed here.
Before developers saw to cut and cut the flour mills inside Pillsbury, they stood at the ready beside various purposeful chutes the traversed the floors of between sorters. These machines were belt-driven by the power of Pillsbury’s Mississippi headraces and turbines, the force of which notoriously shook the building’s foundations themselves. The wheels would change the grade of the flour, or the size of the dust produced from crushing the kernels.
The engine room.
Gilman had a bowling alley.
The office for the Government (Dominion) Elevator had a nice hat collection left over.
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.
These machines had embossed metal numbers marking their ends.
Near the old slag dump there are the remains of the pouring buckets that received the molten steel from the US Steel blast furnaces, filled to the brim with pig iron. They must be incredibly heavy!