of Defense) A 26 March 59 memo from Quarles (acting Sec. to the acting Sec. Tener pals of the Interdepartmental of State referes to a 26 Feb. meeting of the princi Coordinating Group on Disarmegment. This group agtreed that the various staffs US delegation and makes several should developg a fall back position for the Geneiva and in the test moratorium interesting points about where we have come at US was released Due to the Soviets tests after that time,the : : feel continue to abide by the from their voluntary suspension but the pop/ should ound a . . exception of some undergroun suspension until 31 Oct. 59"with the posssible since 31 Oct. 58. detection and identifications tests to gain data for improving the proposed system. After 31 Oct. 1959, we deem the US should reserve the right to test as necessary, until such time as there is an agreement to discontinue specific type of tests under effective control. The US should take no further unilaterial action to deny to ourselves the right to test." Other details and suggestions are made and it is felt that the fall out position should be resolved to the delegation before 13 April when the talks will recess “in view of possible termgnation of the Genefva conference soon thereafter." Interestingly, the issue ofwhether the detection system had to really police aRE eehe ? the test ban or just act as a detusent\was raised openly in the principals discussions and in letters back and forth as to the Geneiva del@gation stands and the various agencies providing inputs and in early April, McCone wrote to Herter . pe : 4 . : (then acting Sec. of State) of the commissions concern that the Geneiva delegation might look at such a system mainly on the basis of deturance and forget about the fact that the AEC felt that the important matter was that it truly police a test ban.

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