Longwall gate road stability in a steeply pitching thick coal seam with a weak roof [microform] / by Lance R. Barron and Matthew J. DeMarco.
1995
I 28.23: 9580
Available at Government Documents Microfiche
Items
Details
Title
Longwall gate road stability in a steeply pitching thick coal seam with a weak roof [microform] / by Lance R. Barron and Matthew J. DeMarco.
Author
Barron, Lance R.
Publication Details
[Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, 1995.
Language
English
Description
ii, 33 p. : ill., maps ; 28 cm.
Call Number
I 28.23: 9580
GPO Item No.
0637-A (MF)
Note
Distributed to depository libraries in microfiche.
Shipping list no.: 96-0482-M.
Shipping list no.: 96-0482-M.
Bibliography, etc. Note
Includes bibliographical references (p. 15-16).
Reproduction
Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1996] 1 microfiche : negative.
Added Author
DeMarco, Matthew J.
Added Corporate Author
United States. Bureau of Mines.
Series
Report of investigations (United States. Bureau of Mines) ; 9580.
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