Public domain
Untitled photo, possibly related to: Pittsburgh, Pennsylvania (vicinity). Montour no. 4 mine of the Pittsburgh Coal Company. Interior of a tipple where loaded coal cars are raised from the floor of the mine in an elevator called the "cage", then by means of a rotary dump the coal is emptied into rai
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineUntitled photo, possibly related to: Pittsburgh, Pennsylvania (vicinity). Montour no. 4 mine of the Pittsburgh Coal Company. Interior of a tipple where loaded coal cars are raised from the floor of th. 1935-01-01. Collier, John, Jr., Collier, John. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
Similar works
Anaconda smelter, Montana. Anaconda Copper Mining Company. Brakeman setting the brakes on an ore car in the unloading mechanism which will dump the ore into a 200 ton hopper
Loading scrap, Homestead Steel Works, Homestead, Pa.
Untitled
Untitled
Untitled photo, possibly related to: Wilson Dam, Alabama (Tennessee Valley Authority (TVA)). Tapping the slag at a phosphorus furnace at a chemical plant
Untitled