LEADER 01290nam 2200385 a 450 001 9910700538603321 005 20110823113951.0 035 $a(CKB)5470000002410612 035 $a(OCoLC)747558371 035 $a(EXLCZ)995470000002410612 100 $a20110823d2011 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aProtecting miners from hazards related to rib falls$b[electronic resource] 210 1$a[Arlington, Va.] :$c[U.S. Dept. of Labor, Mine Safety and Health Administration],$d[2011] 215 $a1 online resource (3 pages) 225 1 $aProgram information bulletin ;$vno. P11-29 300 $aTitle from title screen (viewed on Aug. 16, 2011). 300 $a"Issue date 4/21/2011." 606 $aMine safety$zUnited States 606 $aCoal mine accidents$zUnited States 606 $aCoal miners$zUnited States 615 0$aMine safety 615 0$aCoal mine accidents 615 0$aCoal miners 712 02$aUnited States.$bMine Safety and Health Administration. 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910700538603321 996 $aProtecting miners from hazards related to rib falls$93214000 997 $aUNINA