I am not sure what caused the discoloration, but two of the walls near the door to the machine shop are stained yellow-red. I assume this had to do with the walls in relation to blowing piles of iron ore, and that the walls have been partly infused with iron oxide. Any other ideas?
The belts on these mills have long ben missing.
Model: Devan. Instagram: sextmachine
These pools looked into the cribbing below the concrete.
Because painted signs would not hold up in this spot–in between four ovens that were literally hot enough to melt steel inside. Solution: Cut the pipe labels into the sheet metal. Seems to have worked.
Sprays of water kept the muddy mixture flowing across the sluices, which filtered out gold particles from gravel and dirty.