‘ Mr. Strauss then responded to questions on several of the other points in his pre-meeting letter. — On item c (possibilites of further fusion weapon development): Gen. Fields had suggested this item and might disouss it in a later session, On item e (possible exchange, with the United Kingdom, of intelli= Information Exchange gence information on Joe-4): Exchange may also include Joe-5, 6, and 7. Following discussions with Lord Cherwell and Sir John Cockcroft, on long range detection, ete., exchange with the British 4s being considerably expanded, However it is still less than the British want, because of the statutory restriction on exchanging information which could be extrapolated to weapon information. weapons effects, The British also desired cooperation on The Commission is considering a new section to Area 2 . (Health and Safety) of the "Modus Vivendi", to provide exchanges on the effects of heat, blast, and radiation on human beings and their environment, excluding information bearing directly on weapons. On item f£(exchange of information with the Canadians): | It was hoped that something might evolve from GAC discussions which would aid ir easing future relations with the Canadians. Knowledge of how we have cooperated in the past would be helpful in dealing with the new top man (Bennett, replacing Mackenzie). The personal experiences of GAC members. in cooperating vith the Canadians, would be appreciated, a PWR Cost \ Dr. Rabi next called on Dr. Wigner for comments on the AEC action o: August 27 on the CVR. Dr. Wigner referred to the reappearance of the $100 million figure as the ceiling cost of the PWR and to the previous | ' assurances made to the GAC that the cost would not exceed $50 million, If $100 million were set as the ceiling it could be argued that the actu DOE ARCHIVES Renerimert af Freese N Eisteclan’sof of

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