from the Alsop H-bomb article submitted September 18, 1953. It was his. belief that most of the speculations grew from the deletions in the Ateop article, | — He concluded by oe that his resignation was for personal reasons, and did not follow from internal AEC strife as some press stories had reported, | | | | | Dr. Beckerley left the nesting at 3:35 p.m, At this time, Gen. ° ‘Reactor Matters DB. dy Keirn, Col, N. L. Krisberg, Col. R. LL. Wassell, Col. Melvin Neilsen, Mr. J. G, Robinson, and Mr, E, N. Bower entered, and Mr. Davis were also present, | | | / Mr. Tammaro | a Gen, Keirn pointed up the importance which the Air Force puts on Status of ANP Progra the achievement of the ability to reach every point on the earth from continental bases, He said thatit nowappeared that one could do this - through.the concept of "nuclear cruise", Col. Krisberg then gave a very clear presentation of the possibili-~ ties of combining nuclear and chemical fuels into a single power plant. He described a liquid metal turbojet engine designed to be powered by nuclear fuel alone, by chemical fuel alone, or by both nuclear and chemical fuels, He illustrated the conceptof nuclear ctuise as follows: _ takeoff and climb to 35,‘000 feet onchemical fuel alone, unlimited cruise on nuclear fuelat about Mach 9 until near the target, climb te 50,000 feet and sprint over target fot up to 600 ndutidad miles at Mach 2 on both nuclear and chemical fuel, descend to 35,000 ‘teet fox rebum cruise on nuclear fuel and land on chemical fuel alone.

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