— simulated bomb run was aborted but the pilot continued with the secondary missions, that of obtaining cloud samples, and accomplished it successfully. All eight (8) drones made the required three (3) penetrations of the cloud, and the air samples collected were said to be better than any previously obtained. The drone at 20,000 feet collected the strongest sample obtained during the entire operation. The special shock wave -recerding equipment aboard three of the drone aircraft worked perfectly, and as a result, the data received was considered extremely valuable. All of the drones were landed at Eniwetok successfully, were decontaminated during the next few days and returned to their station at Kwajalein. The weather aircraft performed their assigned mission without incident. The Staff Photographic Officer stated that the photographic equipment was 97% operational. The helicopter operation was considered “to be successful in spite of the fact that the first tank again became _ inoperative after it entered the crater to collect ground samples. The standby tank was placed in operation and accomplished the mission successfully, The Combat Information Center and the Air Operations Room aboard the USS Mt. McKinley were functioning throughout the period of air operations. At the briefing held the next day the test cirector expressed complete satisfaction with all of the air operations and stated that & great deal of valuable scientific data was secured which, when analyzed Section VIII 75

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