as to save time, Other activities.of a routine nature during the Fall, 1953, period included the preparation of the Task Group movement directive; firming of personnel and equipment needs; solving certain ordinary comptroller problems, and complying with security require- ments preparatory to the move to the forward area, The Task Group 7.4 Headquarters was opened at the PPG on 24 January 1954, and General Estes arrived shortly thereafter to assume command, ~ Base Facilities Task Group The formation of a fifth task group made for a more clear-cut delineation of responsibilities within the framework of AEC participation in CASTLE, The functions to be assigned to Task Group 7.5 for the on-site operations phase were listed in the CJIF SEVEN Operation Plan No. 3-53 as here indicated: 1. Render necessary AEC contractor support to CTG 7.1 in the accomplishment of Task Group 7.1 missions. 2. Operate, manage, and direct camp facilities at Bikini and on all occupied islands of Eniwetok Atoll, except Fniwetok Island. 3. Conduct necessary liaison with CTG 7.2 to enable him to discharge his responsibilities toward preventing unauthorized entry into exclusion areas, 4. Operate and maintain local communications systems at Bikini and at Fniwetok Atoll, except Eniwetok Island. 5. Assist CTG 7.2 in the conduct of port and stevedoring