cockpit intensity. This instrument was manufactured by the Evans Signal Laboratory for the AEC and had a range of 0.005-800 R/hr. The radiac instruments for the F-84Gs were in storage at LASL during part of 1953 and were shipped separately to the PPG, where they were inStalled by personnel in the Nuclear Applications Section of the TAU. The last Integron installation was not completed until 1 March 1954, slightly more than 4 hours before BRAVO (Reference 29, Chapter 8, pp. 15~17 et seq). Sample Recovery Techniques Upon completion of sampling operations, the samplers returned to the airfield at Enewetak, where the samples were immediately recovered from the aircraft. Figure 25 shows typical F-84G parking for sample recovery. Detailed techniques for recovering filter papers from the wingtip tanks Figure 25. F-84G samplers parked at Enewetak airstrip during CASTLE. 139