Examination of design and operation practices for longwall shields / by Thomas M. Barczak.

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Bibliographic Details
Online Access: Search for the full-text version of this title in HathiTrust
Main Author: Barczak, Thomas M.
Corporate Author: United States. Bureau of Mines
Format: Government Document Book
Language:English
Published: Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1992.
Series:Information circular (United States. Bureau of Mines) ; 9320.
Subjects:

MARC

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260 |a Washington, D.C. :  |b U.S. Dept. of the Interior, Bureau of Mines,  |c 1992. 
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