The relation of geology to mine roof conditions in the Pocahontas No. 3 coalbed /

Bibliographic Details
Main Author:	Moebs, Noel N.
Corporate Author:	United States. Bureau of Mines
Other Authors:	Ferm, John C., 1925-
Format:	Government Document Book
Language:	English
Published:	Pgh. [i.e. Pittsburgh], Pa. : U.S. Dept. of the Interior, Bureau of Mines, [1982?]
Series:	Information circular (United States. Bureau of Mines) ; 8864.
Subjects:	Coal mines and mining > West Virginia > Pocahontas County > Safety measures. Coal mines and mining > Virginia > Safety measures. Geology, Stratigraphic. Ground control (Mining) Rock bursts.