Study of falls of roof and coal in mines of Harrison County, W. Va.

Bibliographic Details

Other Authors:	Geyer, John Nicholas, 1896-, Paul, J. W. (James Washington)
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : [publisher not identified], 1931.
Series:	Mines Bur. Rpt. of Investigation No. 3110
Subjects:	Accidents. Electronic books.
Online Access:	Connect to the full text of this electronic document