wa, CASTLE From time to tine various Department of Defense agencies concerned with operational probleas connected with Pacifie Proving Grounds tests have raised infermally the question of the approximate date of whatever operation is planned wt 2 bring this matter to the attention of the Joint Chiefs of KIL “ for that area following IVY. Inasmuch es you may wish te 3 Staff for necessary support planning purposes, it is our opinion that a date of approximately September-October 1955 represents the best guess that can be made at this tize for ocoupaney of Eniwetok Atoll following IVY. CASTLE is the code nese assigned to the series of atomia tests at the Pacifie Preving Grounds in the Fall of 1953, We will keep the Comnittee informed in any changes in ths above plans. Sineerely yours, ) UNITED STATES ATOMIQ SHERGY COakiISSIow Honcrable Robert LeSaron Chairman, Military Uiaison Comittee te the Atomie mnergy Comission CC:;Chief, AFSHP Manager, SFO (2) rector, LASL J-Division Leader, LASL JTF-132 Le ‘ . ' or. a nn a fg i .. 0s AN e NS a be cant Me sy tL Noe es - Bn GQ. EY fe “a ?, >) ‘eee cee — ost ‘ ne. o 4 2. ae pol we “r “ee oo . _ nod ‘: NS / a« q ‘ _? - * rr an Los .-{ vA 4 a » aa ~ ‘ 3 ‘ 5 . : . ~ PTA ~~ ‘4 53: WY’ .