~ @ : ms |NET ARCIEIE for radiation measurenent instruments. Maj. Craw, Unit Supply Officer, did an outstanding job in procuring supplies and equipment from any and all sources, Clerical assistance was obtained fran ATG 7.4 but was never available in adequate amounts during the entire operation, By Peter X-ray Day the unit had mapped out radiological safety procedure aboard aircraft, was well along on the high altitude instrument her calibration propran, had completed operational plans for test days, was ee plotting radexs daily, had published pertinent mission report forms, had ye ! re the personnel decontamination center at Kwajalein almost ready for LA™A wt operation, was well underway on the photographic documentation project PETER X-RAY DAY & & s ™ . and had completed the indoctrination of ATG 7.4 personnel. - ized briefings held at Kwajalein on Peter X-ray Day minus one. . drone mother aircraft departed for Entwetok to stage. Monitors accanpany~ ing these aircraft were completely equipped except for film badges which } Ne At Eniwetok AEC personnel installed air f &q Py were not used on this mission. he sample filters on the drone aircraft and three of the monitors simulated installation of the drone film badges. Ors monitor prepared the radexs. 7 ee This same day at 1500 hours the drone aircraft, manned by safety crews, and four . iIr Cryst ~ Me ~ This full scale dress rehearsal commenced with general and special- FLOR ‘. . MeL 4 By H - & hours all drone and mother aircraft at Eniwetok were prepared ‘ 1 amd awaiting arrival of the remaining mother aircraft from Krajalein, . Meantime, at Kwajalein, the renrinder of ATG 7.4 and T.U. 706,51 were YY making final preparations, Radexs were completed at 2C00 hours and at ao 2300 hours, Peter X-ray Day minus one, aircraft cammenced departure for ne ~ 89 ~ te anmur Zt : | ., oe ‘ se 4 Cs WO eis 8 oi Tg rey Me he oy ede ia. ’ree *ee rays on NTa Ne RoeO ad! weFT wv Ye ~ erty Ste X=cara Bo “YE -, . OG ctme OM- Seb Zt “ NG CPIM oo iM ? af py okey. & vote ¢ a ' VB Cis eee woe oe * = Vv 8 PY Bert ct LSLee fee f- Set etme awe TE 2 oe a { -xo=7 L ki < .