These machines had embossed metal numbers marking their ends.
A hydraulic ‘bridge’ couple lower onto the tracks to bring mine cars into the shaft house, presumably for repair. I haven’t found this system anywhere else, but it makes a lot of sense.
A clicky-flippy clock is having some kind of malfunction.
These machines circulated water through the powder from the ball mills. Gold and silver is heavier than gravel, so it sinks while the junk rock floats.
Note the wood and rubber wheels on this powder cart.
Looking into the Pool 8 Annex from the original Ogilvie’s elevator.
When a big motor rusted free of its ceiling mount, it smashed onto this workbench.
Before the gold could be extracted, the rock was turned to powder. Depending on the size of the steel balls inside the mill, the rock would be reduced to a certain size. So, multiple mills were usually used in stages.
The note on the left announces that the spindles in the crates are dirty.