United States Government Publishing Office publisher pbl distributor dst United States Health, Education, and Welfare Department National Institute for Occupational Safety and Health author aut Government Organization Thimons, Edward D. author aut text government publication eng GOVPUB Executive Agency Publications executive 2023-09-01 Health, Education, and Welfare Department 1979-01-01 monographic harvested born digital 14 digital object pages HE 20.7131:8392 https://www.govinfo.gov/app/details/GOVPUB-HE20_7100-PURL-LPS97423 P0b002ee1beae490e 000617652 https://purl.fdlp.gov/GPO/LPS97423 (OCoLC)234380885 DGPO 2023-09-01 2025-07-03 GOVPUB-HE20_7100-PURL-LPS97423 machine generated eng fdlp HE20_7100 GOVPUB-HE20_7100-PURL-LPS97423 PURL-LPS97423 GOVPUB This content was harvested from online sources of the original hosting or authoring agency and may not reflect current policy. As Federal agencies add publications to their websites, or report new publications to GPO per statutory mandate (44 U.S.C. §§ 1710, 1902-1903), GPO ensures long-term preservation of and access to the content. 1979 PERM_INGEST_04282022 LPS97423 https://www.govinfo.gov/app/details/GOVPUB-HE20_7100-PURL-LPS97423 https://www.govinfo.gov/content/pkg/GOVPUB-HE20_7100-PURL-LPS97423/pdf/GOVPUB-HE20_7100-PURL-LPS97423.pdf Methane Mine gases Mine safety 0499-F-22 (online) Thimons, Edward D. creator Vinson, Robert P. Kissell, Fred N. United States Bureau of Mines. pau U.S. Dept. of the Interior, Bureau of Mines [1979] monographic

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iii, 9 pages : digital, PDF file. TN23 .U43 no. 8392 TN305 HE 20.7131:8392 0499-F-22 (online) text eng Edward D. Thimons, Robert P. Vinson, and Fred N. Kissell. Title from title screen (viewed on July 18, 2008). Mode of access: Internet at the National Institute for Occupational Safety and Health web site. Address as of 7/18/08: http://www.cdc.gov/niosh/mining/pubs/pdfs/ri8392.pdf; current access available via PURL. Mine gases Methane Mine safety Thimons, Edward D. iii, 9 p. (DLC) 79015652 (OCoLC)5196865 https://purl.fdlp.gov/GPO/LPS97423 http://catalog.gpo.gov/fdlpdir/locate.jsp?ItemNumber=0499-F-22&SYS=000617652