George O. Argall

Identifiers

Open LibraryOL10002123A

Top Subjects

Coal mines and mining (1)
Coal (1)

Books by George O. Argall

Total count: 2

Thick and Steep Seam Coal Mining

Leonard Corporation, Hal1980-01-01
Coal ExplorationProceedings of the International Coal Exploration Symposium, Calgary, Alberta, Canada

Leonard Corporation, Hal1981-01-01