Buy this book

Last edited by Open Library Bot
December 4, 2010 | History
This work doesn't have a description yet. Can you add one?
Buy this book

Subjects
Gate roads (Mining), Longwall mining, Mine roof control, TestingPlaces
Cambria County, PennsylvaniaEdition | Availability |
---|---|
1
Longwall gate road roof instability and methods of control in the lower Kittanning Coalbed of Central Pennsylvania
1992, U.S. Dept. of the Interior, Bureau of Mines
in English
|
aaaa
|
Book Details
Edition Notes
Includes bibliographical references (p. 16-17).
Classifications
The Physical Object
Edition Identifiers
Work Identifiers
Community Reviews (0)
December 4, 2010 | Edited by Open Library Bot | Added subjects from MARC records. |
December 10, 2009 | Created by WorkBot | add works page |