INTRODUCTION ot “ 5 Lv »* - - *, - epee gt + The firstIT snot, fired March 27, 195h, gave a satisfactory yield (~11 MT) from the point of view of the designers, the Los Alamos Scientific However, the device was still more expensive to produce than opp i Laboratory. might be necessary ( \ DELETED {the LASL-constructed a device + DAP sch was essentially the same as the first i Ditgr,, This device was flow to Eniwetok and fired on 5 May 195) as a barge (just south of Yurochi). giving an energy release of 13.541 megatons, The following project reports are in general preliminary. Later and better information will be available in the final reports of the separate Projects, -G- 4