C Oy 270 sP ¢¢ Sa y 7 $2 8 6 3 7 2 0 3 4 0 9 1 3 2 500 to 1000 mr/hr. 6 5 9 1 1 to 5 r/nr, 8 9 1 5 5 to 10 r/or. 1 8 6 4 More than 10 r/nr. 4 0 7 9 Dummy 0 3 4 7 Dummy 50 to 100 mr/ar. §£ 100 to 500 mr/hr. Third Digit (Pertagent additional information cm reading reported) Oo Instruments (RADIAC) malfunctioning. fF Readings fluctuating. dD. Spotty radiation levels encountered. Wm wT WH DY WD oO FO NM No comment on reported/readings, or this is an amplifying five-digit group. Radiation levels in the area are higher, but flying on fringe and taking‘observations at lower levels of radiation. ? = =§ Having passed through rain shower, background ¢ 9 is definitely higher, § Readings fluctuating because of intermittent showers. Radiation intensity approximately constant since last report. Radiation intonsity steadily increasing since last report. Radiation intensity steadily decreasing since last report, Fourth Digit (General trends of mission and other pertinent information) rod/Safe mission progressing satisfactorily. Changed track (for rad/safe reasons) to that indicated in the clear at end of this message. (Indicate track change in approximate full de- grees of latitude end longitude from present position. g & — 0& é4 200 TASK GROUP 7.4 OPRS ORDER NO. 5-54 SNNEX "M", APNDX 3