. 3-50¢ muster was completed, an attempt was made to retain the validity of the muster if the delay was for less than 12 hours. Generally if the delay was 12 hours or more a new muster was conducted. From the experience gained during this operation it is believed that the complete sight-muster at both atolls is no longan operational necessity. A muster at the atoll when a shot jis scheduled would be sufficient to assure safety of all personnel. If for operational reasons it is not possible to control complete ly acess to the danger area, then an independent muster of the atoll involved should be sufficient. [ TOPIED/DOE 7 t LANL RG’ t 48 PAGE Aay4/