LEADER 00758nam 2200157z- 450 001 9910712127903321 035 $a(CKB)5470000002490835 035 $a(EXLCZ)995470000002490835 100 $a20230509c2012uuuu -u- - 101 0 $aeng 200 10$aSummary of chemical data from onsite and laboratory analyses of groundwater samples from the surficial aquifer, Las Vegas, Nevada, April and August 1993 and September 1994 210 $aReston, Virginia$cU.S. Department of the Interior, U.S. Geological Survey 906 $aBOOK 912 $a9910712127903321 996 $aSummary of chemical data from onsite and laboratory analyses of groundwater samples from the surficial aquifer, Las Vegas, Nevada, April and August 1993 and September 1994$93313042 997 $aUNINA