An electromagnetic system for detecting and locating trapped miners /

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Bibliographic Details
Author / Creator:Powell, James A.
Imprint:Washington : U.S. Dept. of the Interior, Bureau of Mines, 1976.
Description:3 unnumbered pages, 15 pages : illustrations ; 27 cm.
Language:English
Series:Report of investigations - Bureau of Mines ; 8159
Report of investigations (United States. Bureau of Mines) ; 8159.
Subject:
Format: E-Resource U.S. Federal Government Document Book
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/7242194
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Other authors / contributors:United States. Bureau of Mines.
Notes:Available via Internet at the National Institute for Occupational Safety and Health web site. Address as of 7/15/08: http://www.cdc.gov/niosh/mining/pubs/pdfs/ri8159.pdf; current access available via PURL.
GPO item no.:0637-A
Govt.docs classification:I 28.23:8159