:uPy MAR: NDG | : - May 22, 1953 Chief of Naval Operations Department of the Navy Washington, D. Ce Dear Sir: Reference is made to our letter dated April 28, 1953 which informed you that the boundaries of the danger area to be established around the Pacific Proving Grounds should be the meridians 160° 35 - 166° 16" each longitude and the parallels 10°15! ~ 12945! north latitude, The clarify any question that may exist concerning the danrer érea, we wish to state that it should include the air space 4s well as the surface area marked by the above boundaries, Your attention is invited to the fact that the Security Council of the United Nations was officially notified . that Bikini wes closed on April 2, 1953, This notification wes accomplished by a letter transmitted through the Secretary Gereral of the United Netions by the U. Se Permanent Representative to the Security Councste = Sincerely yours, Jack L, armstrong Colonel, USAF Executive Officer Division of Military application ret «9 TO BE UNCLASSIRED HORUTY DOE/SA-20 Q-aa-Af SON, DA ayeh Mts _— Encl. aes e

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