This sign was important when trains ran the length of the elevator.
The individual ovens are skinny to allow even and fast heating of the whole interior. Numbers are cut into signs because no paint could withstand the heat or corrosive emissions from the coking process.
Looking to the chapel addition from the Chateau.
A typical lab at the Research Center.
It was as noisy then as it is colorful now…
Workers’ lockers, strewn across Main Street, yet still out of the way.
The final ball mill in the Chain O’ Mines concentrator. Behind it was a bucket of steel balls.