Coal picking conveyor operating in Welch, West Virginia, March 10, 1912. The conveyor was made by the Jeffrey Manufacturing Company, Columbus, Ohio. The miners are removing shale and other waste material from the coal. The conveyor moves the coal to waiting railroad coal cars below this building, called a coal tipple
Twin retarding conveyors built by the Jeffrey Manufacturing Company of Columbus, Ohio at the Relianc...
Coal breaker and tipple built by the Jeffrey Manufacturing Company of Columbus, Ohio. They were owne...
Steel coal tipple built by the Jeffrey Manufacturing Company of Columbus, Ohio in use at the Panther...
This coal tipple conveyor was made by the Jeffrey Manufacturing Company of Columbus, Ohio. The men i...
This coal tipple conveyor was made by the Jeffrey Manufacturing Company of Columbus, Ohio. The men i...
Steel apron conveyor made by the Jeffrey Manufacturing Company of Columbus, Ohio being used to move ...
Miners using an underground coal conveyor made by the Jeffrey Manufacturing Company of Columbus, Ohi...
Belt conveyor made by the Jeffrey Manufacturing Company of Columbus, Ohio is moving coal to a skip c...
Steel coal tipple built by the Jeffrey Manufacturing Company of Columbus, Ohio at the New Byrne Coal...
Steel tipple and retarding conveyor built by the Jeffrey Manufacturing Company of Columbus, Ohio at ...
Steel apron conveyor made by the Jeffrey Manufacturing Company of Columbus, Ohio in use at a steel c...
A bucket carrier, scraper conveyor type, made by the Jeffrey Manufacturing Company of Columbus, Ohio...
This miner is using an underground coal conveyor made by the Jeffrey Manufacturing Company of Columb...
This photograph shows the discharge end of a longwall coal conveyor built by the Jeffrey Manufacturi...
These coal-loading booms are using steel apron conveyors made by the Jeffrey Manufacturing Company o...
Twin retarding conveyors built by the Jeffrey Manufacturing Company of Columbus, Ohio at the Relianc...
Coal breaker and tipple built by the Jeffrey Manufacturing Company of Columbus, Ohio. They were owne...
Steel coal tipple built by the Jeffrey Manufacturing Company of Columbus, Ohio in use at the Panther...
This coal tipple conveyor was made by the Jeffrey Manufacturing Company of Columbus, Ohio. The men i...
This coal tipple conveyor was made by the Jeffrey Manufacturing Company of Columbus, Ohio. The men i...
Steel apron conveyor made by the Jeffrey Manufacturing Company of Columbus, Ohio being used to move ...
Miners using an underground coal conveyor made by the Jeffrey Manufacturing Company of Columbus, Ohi...
Belt conveyor made by the Jeffrey Manufacturing Company of Columbus, Ohio is moving coal to a skip c...
Steel coal tipple built by the Jeffrey Manufacturing Company of Columbus, Ohio at the New Byrne Coal...
Steel tipple and retarding conveyor built by the Jeffrey Manufacturing Company of Columbus, Ohio at ...
Steel apron conveyor made by the Jeffrey Manufacturing Company of Columbus, Ohio in use at a steel c...
A bucket carrier, scraper conveyor type, made by the Jeffrey Manufacturing Company of Columbus, Ohio...
This miner is using an underground coal conveyor made by the Jeffrey Manufacturing Company of Columb...
This photograph shows the discharge end of a longwall coal conveyor built by the Jeffrey Manufacturi...
These coal-loading booms are using steel apron conveyors made by the Jeffrey Manufacturing Company o...
Twin retarding conveyors built by the Jeffrey Manufacturing Company of Columbus, Ohio at the Relianc...
Coal breaker and tipple built by the Jeffrey Manufacturing Company of Columbus, Ohio. They were owne...
Steel coal tipple built by the Jeffrey Manufacturing Company of Columbus, Ohio in use at the Panther...