02470nam a2200385Ia 4500001000700000003000500007005001700012008004100029035002000070040002300090043001200113074001100125086001600136100003100152245031500183246007200498246015700570256003100727260013300758300004500891490006200936500003300998500003401031500003201065520027401097538035901371610005401730650004801784650002801832650004801860700002601908710005901934710005301993710003802046197209BIBL20200624062621.0950120s1994    vaun   f   m f      N/A d  a(OCoLC)31863211  aGIScGISdCUVdGPO  an-cn-on  a0621-K0 aI 19.121:251 aSander, Kathleen A.2Local10a500-MHz ground penetrating radar data collected during an intentional spill of tetrachloroethylene at Canadian Forces Base Borden in 1991h[computer file]cby Kathleen A. Sander and Gary R. Olhoeft ; in cooperation with the U.S. Environmental Protection Agency and the Waterloo Centre for Groundwater Research.14iOn container spineaGPR data, tetrachloroethylene spill, CFB Borden34aFive hundred megahertz ground penetrating radar data collected during an intentional spill of tetrachloroethylene at Canadian Forces Base Borden in 1991  aComputer data and program.  a[Reston, Va.?]bU.S. Dept. of the Interior, U.S. Geological Surveya[Denver, Colo.bFor sale by USGS Distribution Branch]c1994.  a1 computer laser optical discc4 3/4 in. 0aU.S. Geological Survey digital data seriesvDDS-252Local  aTitle from container insert.  aShipping list no.: 95-0001-E.  aDisk Characteristcs: CD-ROM  aContains (1) 287 full-resolution, geometrically correct ground penetrating radar (GPR) image files; (2) text files documenting this disc, the experiment, and published references; and (3) executable programs and source code to find and display the image and text files.  aSystem requirements: IBM-PC or compatible computer with math coprocessor; 386 DX or 486 DX or Pentium; 4.0-megabyte RAM (3.5 Mb available); MS or PC-DOS version 5.0 or later; SVGA graphics card (1024 (col) by 768 (row) by 256 colors); SVGA color monitor; Microsoft MSCDEX version 2.1 or later; CD-ROM drive with ISO 9660 software driver; hard disk drive.10aCanadabCanadian Forces Base (Borden, Ont.)2LEMB 0aChemical spillszOntarioxDatabases.2Local 0aCD-ROM Fed. Doc.2Local 0aGround penetrating radarxDatabases.2Local10aOlhoeft, G. R.2Local10aUnited StatesbEnvironmental Protection Agency.2Local20aWaterloo Centre for Groundwater Research.2Local 0aGeological Survey (U.S.)  2Local