Coal Hump, Portsmouth, Ohio

Coal Cleaning Plant, Gary, West Virginia

Washing Coal, Koppers Coal Company, Keystone, West Virginia

Coal Test at Chemical Lab by Mr. Shriver, for Coal Booklet

Air Table in Crane Creek Tipple, Crane Creek

Coal miners outside tipple

Coke Ovens

Interior, Coal Cleaning Plant

Control Plant, Typical Preparation Plant

Interior, Coal Cleaning Plant

Testing Fan Gas in Coal Mine

Coal Mine, aerial view

Lump of Coal, Virginia State Museum, Coal Advertisement

Low Volatile Coal

Coal Miner

Grading coal at Pond Creek Pocahontas Co., Bartley, West VA