LEADER 01448oam 2200445 450 001 9910703650903321 005 20171229160030.0 035 $a(CKB)5470000002433202 035 $a(OCoLC)905650865 035 $a(EXLCZ)995470000002433202 100 $a20150326d2015 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aHarriet Tubman Underground Railroad National Monument, Maryland /$fNational Park Service, U.S. Department of the Interior 210 1$a[Washington, DC] :$cNational Park Service,$d[2015] 215 $a1 online resource (2 unnumbered pages) $cillustrations, maps (some color) 606 $aUnderground Railroad$zMaryland 606 $aSlavery$zUnited States$xHistory$y19th century 606 $aSlavery$2fast 606 $aUnderground Railroad$2fast 607 $aHarriet Tubman Underground Railroad National Historical Park (Md.) 607 $aMaryland$2fast 607 $aUnited States$2fast 608 $aHistory.$2fast 615 0$aUnderground Railroad 615 0$aSlavery$xHistory 615 7$aSlavery. 615 7$aUnderground Railroad. 801 0$bGPO 801 1$bGPO 801 2$bCOO 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910703650903321 996 $aHarriet Tubman Underground Railroad National Monument, Maryland$93160398 997 $aUNINA