Moving longwall shield supports at the York Canyon mine, Raton, N. Mex. /

Bibliographic Details
Main Author:	Oitto, Richard H.
Corporate Authors:	United States. Bureau of Mines, Kaiser Steel Corporation
Other Authors:	Wisecarver, David W., Sikes, William E.
Format:	Government Document Book
Language:	English
Published:	[Washington] : Dept. of the Interior, Bureau of Mines, 1977.
Series:	Information circular (United States. Bureau of Mines) ; 8747.
Subjects:	Coal mines and mining > New Mexico > Raton. Mining engineering. Mine timbering.

Description
Item Description:	Performed jointly by Bureau of Mines and Kaiser Steel Corporation.
Physical Description:	3 unnumbered pages, 19 pages : illustrations ; 26 cm.