Pipes to channel nitrose (think nitro glycerine) infused acid through the building.
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The working end of the blast furnace, where molten metal would flow like lava out of the furnace… a process called ‘tapping’.
The conveyorway between the on-site grain elevator and mill.
Filters and fans to draw air into the boilers in the second power plant.
Unloading boats had the option to take on fuel at Taconite Harbor. This building, among other things, pumped fuel to the dock.
Taken from atop a grain train at the end of Cargill B-2, looking toward Lake Superior “I”, now part of the sample complex. This area used to have another slip, but Cargill filled it on when it built the elevator on the right.
In the brewhouse between the preheating tank and kettle room. The spiral staircase goes into a kettle annex where a few smaller stainless steel kettles hide. If you looked right from this frame you would see the bottom of one of the kettles like the bottom of a steel mixing bowl.
These dump cars moved copper ore to the top of the furnaces… it’s about two stories above ground level.
A vent sitting at the base of one of the crumbling smokestacks.
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