USGS Aeromagnetic Survey 1999, San Gregorio North, Point Sur, Hollister and Moss Landing. Sander Geophysics Ltd. Final data delivery Ascii grids of Total Magnetic Intensity (TMI.GXF) and Radar Altimeter (RAD.GXF). *********** Header Information from TMI.GXF ************ TOTAL MAGNETIC INTENSITY MARCH 07, 2000 DATUM NAD-27-USA, UTM ZONE 10N SANDER GEOPHYSICS LTD #POINTS 813 #ROWS 1002 #PTSEPARATION 200.0000 #RWSEPARATION 200.0000 #XORIGIN 520000.00 #YORIGIN 3981600.00 #SENSE 1 #DUMMY -9999.000 #GRID *********** Header Information from RAD.GXF ************ RADAR ALTIMETER MARCH 07, 2000 DATUM NAD-27-USA, UTM ZONE 10N SANDER GEOPHYSICS LTD #POINTS 813 #ROWS 1002 #PTSEPARATION 200.0000 #RWSEPARATION 200.0000 #XORIGIN 520000.00 #YORIGIN 3981600.00 #SENSE 1 #DUMMY -9999.000 #GRID Sander Geophysics Ltd. 260 Hunt Club Road Ottawa, Ontario Canada K1V 1C1 (613)-521-9626