LEADER 00550nam  2200157z- 450 
001 9910712649703321
035   $a(CKB)5470000002495666
035   $a(EXLCZ)995470000002495666
100   $a20230509c2019uuuu  -u-            -
101 0 $aeng
200 10$aGeologic field photograph map of the Grand Canyon Region, 1967-2010
210   $aReston, Virginia$cU.S. Department of the Interior, U.S. Geological Survey
906   $aBOOK
912   $a9910712649703321
996   $aGeologic field photograph map of the Grand Canyon Region, 1967-2010$93345964
997   $aUNINA