LEADER 01466nam  2200349Ka 450 
001 9910696595803321
005 20080407133336.0
035   $a(CKB)5470000002378889
035   $a(OCoLC)220922636
035   $a(EXLCZ)995470000002378889
100   $a20080407d2001      ua             0
101 0 $aeng
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 00$aProceedings, new technology for coal mine roof support, Information Circular (IC) 9453$b[electronic resource]
210  1$a[Pittsburgh, PA] :$cU.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health,$d[2001]
215   $a2 unnumbered pages $cdigital, PDF file
225 1 $aTechnology news ;$vno. 493
300   $aTitle from title screen (viewed on Mar. 14, 2008).
300   $a"Milestones in Mining Safety and Health Technology."
300   $a"August 2001."
517   $aProceedings, new technology for coal mine roof support, Information Circular 
606   $aMine roof control$zUnited States
615  0$aMine roof control
712 02$aPittsburgh Research Laboratory (National Institute for Occupational Safety and Health)
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910696595803321
996   $aProceedings, new technology for coal mine roof support, Information Circular (IC) 9453$93189166
997   $aUNINA