from the point of view of safety of personnel. The check list also lightened the conmunications load and speeded up ahot time comnuni~ cations by pernitting the use| of brief Plain Language reports refer~ “ping to event numbers from the ‘ist. * although the rehearsal was BUC cesful and profitable, it would have‘been |more sohad all units been, able to take part. “the chance to. test units not participating did not come until the sctital operations in firing the initial shot; they would have benefitedfron"thoFebsabsal. “hs Atwas, the rehearsal probably . interfered iththe‘work of thosenot participating to such a considerable extent that anthe long 2 ran moremint have beengained by a com plete rehearsalwithattalcing parte. 15.a 20FebruaryHELE ‘ROWEcn barge “Loaded,in her welldeckforas0atrial, The actual device was loaded _ as and taken to”‘soato. deternine its reaction in & seawey.EELLE GROVE — . wasescorted ty ePaSoN and RENN,ith‘apatrol aircratt‘of WP-29 5 72483® rn2. Tee et 7. *. providing aircover’, “the task.unit‘ganewvered off Eniwetol:during~ daylight 2 Fobriary‘nd’returned to.‘the ‘Lagoonwhere the device waa, oe a YES s ea offloaded. BELLE. cnove g experienced20 dittioulty ‘in handling‘the os a ae