LEADER 01146nas 2200337 a 450 001 9910696424303321 005 20080401082521.0 035 $a(CKB)5470000002378601 035 $a(OCoLC)213861749 035 $a(EXLCZ)995470000002378601 100 $a20080325a19uu9999 |a 101 0 $aeng 135 $aur||||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aTotal railroad employment by state and county$b[electronic resource] 210 $a[Chicago, Ill.] $cRailroad Retirement Board 215 $avolumes $cdigital, PDF file 300 $aDescription based on calendar year 1998; title from title screen (viewed on Aug. 15, 2007). 300 $aLatest issue consulted: calendar year 2005. 606 $aRailroads$zUnited States$xEmployees$vStatistics$vPeriodicals 608 $aStatistics.$2lcgft 615 0$aRailroads$xEmployees 712 02$aUnited States.$bRailroad Retirement Board. 801 0$bGPO 801 1$bGPO 906 $aDOCUMENT 912 $a9910696424303321 996 $aTotal railroad employment by state and county$93145802 997 $aUNINA