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100   $a20120214d2011      ua             0
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181   $ctxt$2rdacontent
182   $cc$2rdamedia
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200 00$aDe-energizing a non-intrinsically safe automatic fire sensor and warning systems after a main mine fan stoppage
210  1$a[Arlington, Va.] :$c[U.S. Dept. of the Interior, Mine Safety and Health Administration],$d[2011]
215   $a1 online resource (3 pages)
225 1 $aProgram information bulletin ;$vno. P11-51
300   $aTitle from title screen (viewed on Feb. 14, 2012).
300   $a"Issue date: 11/28/2011."
606   $aCoal-mining machinery$xSafety regulations$zUnited States
606   $aCoal mines and mining$zUnited States$xSafety measures
606   $aMine ventilation$zUnited States$xEquipment and supplies$xSafety measures
615  0$aCoal-mining machinery$xSafety regulations
615  0$aCoal mines and mining$xSafety measures.
615  0$aMine ventilation$xEquipment and supplies$xSafety measures.
712 02$aUnited States.$bMine Safety and Health Administration.
801  0$bGPO
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906   $aBOOK
912   $a9910701376703321
996   $aDe-energizing a non-intrinsically safe automatic fire sensor and warning systems after a main mine fan stoppage$93128888
997   $aUNINA