Research files containing correspondence, journal excerpts, reports, minutes, speeches, writings, transcripts of interviews, and printed matter compiled by Loeb relating to Glenn Theodore Seaborg's chairmanship of the U.S. Atomic Energy Commission (1961-1971) and to Loeb's assistance to Seaborg in writing books on his chairmanship and efforts to promote arms control and peaceful uses of nuclear power. Includes material on the allegations that Zalman M. Shapiro, president of the Nuclear Materials and Equipment Corp., provided Israeli associates with nuclear secrets and enriched uranium in the 1960s. Also included are Loeb's correspondence and interviews with McGeorge Bundy, W. Averell Harriman, and Theodore C. Sorenson.