Health physics--press releases, memoranda, publications on health aspects of nuclear energy (1957-1963)

Industrial Participation Program--correspondence, memoranda, reports (1953-1955)

Inter-American Nuclear Energy Symposium (1957)--correspondence, etc.

International agreements on the civil uses of atomic energy--correspondence, reports, etc. (1955-1958)

International Atomic Energy Agency--memoranda, clippings, etc. (1955-1962)

Internuclear Company, Clayton, Missouri--correspondence, memoranda (1956-1962)

Joint Committee on Atomic Energy--correspondence, memoranda, testimony, clippings, etc. (1955-1967)