Y SEC e. Raw Materials Mr. Johnson analyzed the status of raw material receipts as compared wi+~ projections of these receipts and commented on the major souces of domestic production. The effect of possible discoveries ~f new sources of uranium was +&en discussed, in light of current and in particular, M.r. Johnson comfuture requirement6. mented on Canada’s desire to obtain options on production after 1962 because of the economic implkatioas of a reduction in U.S. imanium purchases after 1962. f. Construction & Supply After Mr. Derry briefly summarized +Ae construction and supply activities, Mr. Strsuss ~cquested he be provided with a group of current. reactor photographs for use at the next NSC meeting. that The three-month delay in the constrr.ction oi the engineering test reactor at Arco was then discussed and Mr. Davis reviewed the causes of this delay. Mr. Derry then commented on ‘the status of contractor 6election for the AEC construction program. g. Reactor Development ‘With respect to naval aircraft nuclear propulsion, Mr. Davis reported that the Bureau of Aeronautics is considering specifications and requirements for a nuclear powered seaplane which would utilize the General Electric direct cycle propulsion system. Mr. Davi6 then reviewed the status of the Los Alamos power reactor experiment and the molten plutonium reactor ET

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