Rotary drilling techniques used in the Beckley coalbed /

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Bibliographic Details
Author / Creator:Goodman, Tobias W.
Imprint:Pittsburgh, PA : U.S. Dept. of the Interior, Bureau of Mines, 1989.
Description:11 pages : illustrations ; 28 cm.
Language:English
Series:Report of investigations ; 9238
Report of investigations (United States. Bureau of Mines) ; 9238.
Subject:
Format: E-Resource Microform U.S. Federal Government Document Book
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/7257926
Hidden Bibliographic Details
Other title:Beckley coalbed.
Notes:Bibliography: page 11.
Available via Internet at the National Institute for Occupational Safety and Health web site. Address as of 7/23/08: http://www.cdc.gov/niosh/mining/pubs/pdfs/ri9238.pdf; current access available via PURL.
GPO item no.:0637-A (MF)
Govt.docs classification:I 28.23:9238

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