The steam-powered hoist that pulled ore and dropped men from the mine. Note the hydraulic-operated brake on top with its massive brake pad. Now scrapped.
These long curved corridors connected the wards. Locked doors on both of their ends were a security and comfort feature. Sounds and people would be sealed in their respective wards, as the hallways would act like beautiful airlocks; they were so long that it was unlikely that doors would be open on both sides at the same time. Portra 160.
Looking at the ghost sign from a rust-locked cement conveyor that linked the silos with a packing warehouse.
The end of the monorail in the nitrating house.
Tucked-into the side of the concentration mill… these machines were meant to crush underground rock into a fine dust for mineral extraction.
The gothic landing between balcony and classroom level and the ground floor.
This view of BCT shows the portico where the main entrance is at the base of the office tower, and the clock.