United States Policy in Atomic Energy Development. NY: The American Assembly, December, 1957.Final Edition. 165p. 9x6'', paperback. Background papers prepared for participants & Final Report of Twelfth American Assembly, Arden House, Harriman Campus, Columbia University, Harriman, NY, October 17-20, 1957. Robert Oppenheimer &c. Cover toned, few tiny edge chips, VG.