Photocopies of government documents, correspondence, diaries, reports, memoranda, studies, and printed matter, microfilm, and sound recordings and transcripts of interviews, relating to General Leslie R. Groves and the development of the atomic bomb. Used as research material for the book by R. S. Norris, Racing for the Bomb: General Leslie R. Groves, the Manhattan Project's Indispensable Man (South Royalton, Vt., 2002). Includes photocopies of documents released in response to Freedom of Information Act requests.