64° | 286° |0" se" 139° 186° |240° COURSE oO 200 180 INTENSITY (MR/HR) 160 140 120 00 A /\ 80 Ls a -_ 60 7. ASSUMED BACKGROUND 40 f 20 7 7’ QUE_TO CONTAMINATION -OF 8-17 ar & 0 7 150 | wsel 1206 12:12 12:20 12:28 1:54 §=©12300 ~—s:12:08 12:16 12:24 12:32 TIME OF DAY Fig. 2.6 Survey Meter Readings on B-17 Yellow How, 9 May 1951 OO I BL EE BOPDED OeOeo eo Oe [eet Y Treo ION