29 Jun. 59 letter from Starbird to York (DDR&E) thru MLC on high altitude effort, Notes joint discussions began in April. studies and interests in this area. Summarizes AEC's Says labs can spare no more / NI than their fairly modest effort as provided at the moment (despite their considerable interest). 29 June1959, J-6 Report: As for Pacific activities it is noted that planning and design for the LCU/LSD syste m of firing for openseas tests has been firmly selected as the way to go and study of alternate _methods by M&N has been cancelled. By For NTS, no authorization has been recelved yet for drilling of the !!00-foot holes in area 3, Investigation of tunnelz or deep holes sites in the LRL area [2 has been cancelled. AEC has authorized procurement of 20,000 feet of 1/2 inch coax cable for LASL balloon shots. concerning the firing of The draft report shots underground has been completed by the USGS and indicates the feasibility of firing such shots. parallel with those negotiations mentioned above, the Secretary of the ‘casury by letter of30 June1959, requested the Secretary of Defense make Sand Island availableto “the United States Coast Guard for use a Loran A and C station site. The Secretary of Defense by letter of EES ‘December 1959 granted permission for the installation of the Loran ation on Sand Island with the provision that it operate on a non-interference sis with the proposed Nike-Zeus program. As the Loran Station satisfied ‘quirements in support of military operations under the operational authority the Commander in Chief, m. Pacific, authority to shut down was vested in On 30 October 1961 the U.S. Coast Guard relinguished its permit occupy a portion of Johnston Island. coral-fill construction program was completed in June 1960 and proximately 25 addilional acres were added to the island.

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