ry ‘aa Le . | . This document consists of cytp Front od | of pe ” | pages __7 A 29 Sertles ie te} 2) a tH A Copy No. ey a ATOMIC ENERGY COMMISSION U.N, OBSERVER PROGRAM FOR HARDTACK Report_to the General Manager by the Director of Military Application PROBLEM 1. To consider again the possibility of conducting a U.N. observation program, SUMMARY 2, AEC 952/17 dated October 17, 1957 discussed the background of a possible U.N, demonstration shot for Operation HARDTACK and the possible methods for demonstrating reduced fallout. It rurther pointed out that the Bethe Panel had been asked to comment on a certain plan for demonstrating that a HARDTACK shot was clean, 3, AEC 952/20 dated November 5, 1957 further discussed the pros and cons of a U.N, demonstration and analyzed various methods which had been investigated to prove, within security requirements. that the observed shot was "clean". } : — — 2 ame —“This. probably ‘could _ be. accomplished without revealing ‘to theSoviets important design information not already known to them, However, it would be - necessary to declassify for the purpose the total yield and total This document contains ressricted data as defined in the Atomic Energy Act of 1954, tts transmittal or the disclosure of its contents in any mannez to an unauthorized , peroon is prohibited. sine WEEARTMENT GF ENERGY DECLASSIFICATION REVIEUY ‘SY REVIERDATE: a2eHbe ERMASATION [CIRCLE NUMBER(5)] C15 =~ 7 «STC T Heastrearos ae CATION CHANGED 10: 3. CONTAINS NO DIE tet05 STE INN a woe DEPARTMESGE“aety(PC) ASSTTICATIONREVIEW SINGLE MEVEAYAu Tinaaidto or: -ji- a ATH ATTACHMENTS/ENC) DOE.OBPER5650-23 REVIEVER {ADD}: nae: UD (cscs uit‘ATE fetacueHalo(53) CORES RETAILS —— pate: O39 /3p ae_ 4, COORDINATE WITH: CLASSHFICATION CANCELLED CLASSIFIED INFO 7, OTHER (SPECIFY): > Ui

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