The bulk of the collection relates to awards, honorary degrees, and other honors bestowed on I. I. Rabi during the latter half of his career. It contains correspondence, manuscript drafts, pamphlets, lectures, articles, interviews, reports, panel discussions, transcripts, books, and conference materials about Rabi's work. Includes photographs, VHS recordings, audiocassettes, scrapbooks, and press clippings related to his career. Subjects include science, atomic energy and weapons, peace, education, NATO, history, government, world affairs, and honors. Also includes awards, honorary degrees, certificates, medals, and other memorabilia. In addition, correspondence regarding his estate, the awards established in his honor, and related memorials. These were the materials that I.I. Rabi's widow, Helen Newmark Rabi, did not donate to the Library of Congress but kept as her own mementos.

The correspondence, research, and teaching files of French-American cultural historian and Columbia University professor emeritus Jacques Barzun (1907-2012).

Personal papers of John Lord O'Brian, prominent lawyer and public servant, including correspondence, speeches, notes, legal opinions and records, articles.

Correspondence, manuscripts, documents, oral histories, photographs, audio cassettes, and printed material. Family and personal correspondence; materials related to his secondary, college, and university education; materials related to his tenure at the National Council of the Protestant Church; business correspondence of St. Philip's Episcopal Church and the St. Philip's Community Service Council; bulletins of church services; drafts of sermons and speeches, as well as numerous audio-tapes; manuscripts and publications; correspondence related to the construction and on-going maintenance of several senior-citizen and other community housing; correspondence related to various community redevelopment initives and campaigns for affordable housing; materials related to college courses including oral histories for his Black Family Research project; photographs of St. Philip's Church and of activities of the St. Philip's Community Service Council.

Correspondence, manuscripts, documents, financial records, photographs, memorabilia, and printed materials. The Foundation's correspondence files consist of letters from different organizations and foundations, including the Martin Luther King, Jr. Center for Social Change, The NAACP, the United Negro College Fund, the Studio Museum in Harlem, and the YWCA. Also included in this collection are community dialogues on race relations (1974-1975); proposed dialogues (1979) on such subjects as the Boy Scouts of America, Columbia University, and the National Council of Christians and Jews; and files on the Whitney M. Young Fellows Retreat Conferences (1980-1984). The collection contains many files on Ed Wilson's bust of Young (1991), including contracts and agreements, records of payments to Wilson, documents concerning the bust's placement in various locations, correspondence with Wilson (1983-1991), and miscellaneous photographs and pictures. The contributions files contain annual listings of contributions and records of contributions from the National Urban League, assorted organizations, corporations, individuals, foundations, and Philip Morris.