Sevon, proposals for the CASTLE tests wero formally subzitted by loo Mlaws and URL~Liversore and aro attached as Erelosures "Be and "0". Theso proposals recomend testing | . . Ve re . The purpose of the prove in emorgensy capcbility weapons. bility weapon, be? to, “ALE =F ep tests is to The third encrgenty capa~ “was not included in the Los Alms pro- posals besauso ofconsiderable dovbt as to its nuclear porformance end beemse of the provisos assunction that Los Ala~s would be linited to four shots in the CASTLE Operation, Hover, if the . - Bere successful 4% wuld have the advantage of being a dry coe Oe weapon indepondent of Lithtu:-6 productions {t wuld be a hedce oreYe against fatlure or linited availability of +ais and it iould also be a hedzo asainst logistics and delivery problens T 22050 fron th:JE thot nay erico . e ey ne MEEEEEGYSsc0=s the createst assurance of good nucloar perfor However, better decisions regarding the xvlative nerits ofpees" eth ee » bod Rod Peeteae end future production cm be nade efter CASTLE on the aa basis of actucl results ani everieme gainsd fron testing each type. This is particwlerly immortant since the present situation inticates a