~ eee eye et tore tele wet ye tlad Pee Lo Te ea eT ate to . a « tae a . a ~ Tee, of «te yo a wot Hoe ay . we ae a gt. Fe a Le ete . . wat Dae UPS we et en . weg ae ee poet be wo wR SNE Se a la taa wo,Fa ores St as ee . . an ee wa hig tts oytae Aa ‘ eo N tae a eae ey Aste aN ‘ = et ba eae 4: 8 ~ ge tt ~ . *- . eee ate sete t st . ’ * ‘ ~o™ ; wre “ ew ave 7% . oe ~ ” ot, - SH ey ete, . . . She 200 rag an heAen % eagle io an) agar eo = so. sg LAS OS This document vinsists of_.ctbages mh E ' yo ney 3/30/56 5 PF ow Mr. os f Series eT Copy No. —-f-08-- |£0882 88-5 oG.B PLL85. sre LIARS adi da Ali PE ors Agendas Plan. . SA. es : to the press Fields reported5 that letters | Ce ooh on the observer program for Operation REDWING would be dispatched gee g on Monday. Mr. Libby referred to the discussion at the meetin 7 eae previous aay concerning the possible need to deciassify the approximate yield of some of the devices at Operation REDWINGey (CIRCLE WHERE) TATION R ETAMED _ : CATION © A Mr. Fields said that it might be possible, within the terms. sie1CATION oadScah AI Becxe Oh aRTeNOF. ENERGY cereiOM Mr. Libby pointed out that the yield of devices 3 detonated on the ground could be calculated easily and observe at hat since the information wouldbe compromised it would not However, | wide this might compromise sensitive information. The Commissioners and General Manager then discussed at length the sensitivity a ee Ea 1 and extent of knowledge about thermonuclear weapons developments achievement in the field. points were made t During this discussion the following DECLASSIFIED reeositony VARA - Colley Ree BLO. 12068, Sea. 5.0 tet 22 A02 OE —— 5Atbet..20t0 Pe omaha no ana ee mk a ntRetthesinecTraERE3 a OAL La Woe — NEMMI NE eatotAN level of in boln the U. S. and U.S.8-R. and the comparative “ ine said the yield of air bursts should not be Cisclosed since fa oe we ‘be necessary to keep these yields highly classified. semen gubloct disc insure eestiand Gitfinal Sancona, ‘ Ae rise ra Ww itness. LB = # a Pate os defings his document coms+. Rlomic Energy Act omni ' WPeraargen of the present declassification guide, to state to the press sens a range for the yield of the detonation they would | sa em CERSSIIED “RE Gene epee yeas wo DOE eer - a eileihe NEIRR MR coma Mme amactket e couscrion 326 - 51-52 fork ve BOX No. 3 LN332.6 --43~ 10 YR27~/D63- Io 22 ARP CAAey ne i fo

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