meg apne yp ‘ There is a fair amount of discussion in feril concerning the text of the proposed atmospheric and underwater trect. ‘and, due to the interest in ‘Plowshare at the same time, some questions are focusing on the limita- tions to the Plowshare program caused by the treaty as presently being drafted. One particular TwX dated 22 April from Harold Brown to Starbird points out the problems in being allowed to do the most obvious peaceful shots (for cratering) end how this woutd impact the proposed requirement to test only underground where the inference is that these would have to be contained. Reference to a letter from Sandia to Starbird, Info. Bradbury, on 23 The Atmospheric Physics Group. Aprit-which is filed in 310.1 - Upperives ters parame cal techni broad and object letter summarizes the concept, of AEC participation in the high altitude tests. Among the numerous pieces of correspondence dealing with the text and details of the treaties being tabled ang negotiated at Geneva, There is discussion of an article covering peaceful uses of nuclear aeronations, l.e., Plowshare, etc. One such piece of correspondence notes tnat tnere m might be peaceful detonations given certain conditions, one of which is the party Intending to detonate the cevice, provide the AEC at feast 4 months In advance with the date, the place, purpose, expected yield, measures To be taken to be sure that there will be no substantial fallout, etc. 4. Me

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