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005 20210309152439.0
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035   $a(OCoLC)1110704563
035   $a(EXLCZ)994950000000090413
100   $a20190731d2017      ua              
101 0 $aeng
120   $ab||||||||||||
121   $a|||||||||
124   $bd
135   $aur|||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
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200 00$aNational Underground Railroad Network to Freedom /$fNational Park Service, U.S. Department of the Interior
210  1$a[Washington, D.C.] :$cNational Park Service, U.S. Department of the Interior,$d[2017]
215   $a1 online resource (1 map) $ccolor
517   $aNATIONAL UNDERGROUND RAILROAD NETWORK TO FREEDOM ACT OF 1997 
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606   $aUnderground Railroad$2fast
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615  0$aUnderground Railroad
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996   $aNational Underground Railroad Network to Freedom$93312581
997   $aUNINA