This document consists of Copy No. 20 of 23 2 pages Series AEC-A DEPARTMENT OF DEFENSE MILITARY LIAISON COMMITTER P, O, BOX 1814 WASHINGTON 25, D. C. December 5, 1957 Oo. Dear Mr. Strauss: As was indicated in the third paragraph of my letter ‘to you, dated 22 November 1957 regarding the HARDTACK Program, the ’ - “Department of Defense has the following additional comments and “ pecommendations to make concerning that Operation: a With regard to the test program, the shot list appears to cover ‘adequately the important weapons and exploratory guidance reduenentSoftheDepartment of Defensewith exception pyyou“InvendPio meet this vequirement. It is also noted “that two devices leading to the warhead for the POLARIS missile ¥Cireulated as AEC 952/22 . | ' —“RESTRICPEDDATA— This document contains restricted data as ‘defined in the Atomic Energy Act of 1954, ‘Its transmittal or the disclosure of its contents in any manner to an unauthorized person is prohibited. OF ENERGY DECLASSIFICATION REVIEW. SeTFTED &, 800. 3. . ft. — DEPARTMENT SINGLE REVIE W AUTHORIZED BY: Detreeae . ss «| 1 4 OoURCLE _ NUMBER(S, Cc sincarou, f Drecnee Sp.ak (Doves rerD TO: REVIEWER (ADD): CLASSIFIED | NAME: Li hesbok DATE: OBIS___— 5. SCEL LED

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