Digital Collections Subject Browser
subject : Mining machinery--Electric equipment
An electric tram in a tunnel at Warner Coal Mines showing pockets on the sides of the tunnel from which coal is dumped into cars. These are the outlets of chutes leading from the mine proper.
Southern History and Literature Department, Rare Book Room (source)
Isidore Newman & Son (publisher)
Isidore Newman & Son (creator)
Page Last Modified: 1/22/2018 11:04 PM