-6mind of somepaktriniwn politicans.” ZL A The general area of the curve which Foster put forth in November of 59 as being possible by perhaps 1965 is felt to be barely feasible by LASL and Mark regards it as “indicating roughly the present frontier between optomistic science and science fiction.” At the beginning of the letter, Mark refers to hearings retoocknexTeAz hela with the JCAE a few-weeks ago on detection, at which Bethe testified end what Mark has heard about this from Dick Taschek as well as seeing the transcripts. Taschek told Mark "that in many respects he had been shocked and saddened-to the extent of being ashamed for someof his fellow scientists~at the persistent and purposeful coloring or discoloring woven into their ostensibly scientific comments." , He felt that Bethe alone presented a straight account. - Beveral days later, Bradbury sent this greph to Starbird noting that he, like Mark, feels that the 1965 Livermore prediction is a pretty optomistic Long-range goal, allowing for free, full scale, above ground testing. He feels of course quite gloomy based on | only limited yield, underground testing and emphasizes that even the "state of the art" plot is about as adventuresome as either LPL or LASL is really willing to imagine at this point. 16 May — Z 8 CR Four-power Summit conference scheduled to begin in Paris fails as Chairman Khrush- chev denounces flights of US U-2 reconnais- Bance plaics over USER, Says that until US policy changes “the Soviet Government secs no possibility for productive negotia-~ tions," but does not withdrawn from Geneva test ban talks. .523— -*<

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