Method of mining thick coal bed in eastern Utah.

Bibliographic Details

Other Authors:	Tomlinson, Herbert
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : [publisher not identified], 1930.
Series:	Mines Bur. Info. Circ. No. 6376
Subjects:	Coal. Electronic books.
Online Access:	Connect to the full text of this electronic document