Libros de coal mines and mining

Rich seam

Real Disaster Is above Ground

Hydrogeologic aspects of coal mining in Illinois

Special report on the coal-field of Little Sequatchee

Sections of the Sydney coal fields, Cape Breton, Nova Scotia

Proceedings of Mined Land Reclamation Workshop, June 11-12, 1980

Eastern coal mine geomechanics

The British coalmining industry, 1870-1946

Sentencia arbitral espedida en concepcion

Quality of Mercy

Final environmental impact statement, Montco Mine, Rosebud County, Montana

Review of the locatable minerals surface management program and its bonding policy

Land use analysis, technical examination, environmental assessment record

Phase out of coal mining in the Decker study area

Wildlife associated with scoria outcrops

Coal and coke in Pennsylvania

Bubbles ablaze

Classification of expenses, effective January 1st, 1911

Chia wu chan chʻien chih Tʻai-wan mei wu

Electricity in coal mining