Correspondence, minutes of meetings, financial records, publications, notes, subject files, awards, speeches, reports and audiovisual materials document work by the Church Peace Union, its successors Council on Religion in International Affairs and Council on Ethics and International Affairs, and related organizations such as the World Alliance for International Friendship Through the Churches. The first installment of the CCEIA archival materials came to the RBML in 1974, with numerous additions over the years. A major addition in 1982 contained primarily the records of the Board of Directors and their semi-annual meetings, as well as the various programs and institutes of the Council, for the years 1972-1982, along with selected 1930s materials. 1986 addition contains presidential correspondence files, minutes of the Board of Trustees and committees, special projects, programs and conferences files, and the business and editorial files of "Worldview". Correspondents include John Foster Dulles, Jane Addams, Fiorello La Guardia, and Paul Tillich. 1990 and 2000 additions includes files of CCEIA presidents and vice presidents, paper and audiovisual materials on Merrill House Conversation Programs; Educational programs; International Monetary Fund/Lecture series; The Annals Of The Academy Of Political & Social Science; Washington Consultations; Colloquia for the Clergy; Church State Project; Asian Development & The Carribean Initiative; Korea: Year 2000 Project; fundraising files, printed materials and files of the Department of Publications.

This collection contains the minutes, correspondence, and reports of the Council for Research in the Humanities.

Personal correspondence, speeches, subject files, photographs, and printed and miscellaneous material of Hogan. The correspondence, speeches, and other material relate primarily to his activities as District Attorney, and to his unsuccessful campaign for the U.S. Senate, 1958. The papers also reflect Hogan's deep concern for Columbia University, as a Trustee and a member of numerous alumni committees. Among the major correspondents are Harry J. Carman, Dwight David Eisenhower, Robert F. Kennedy, Arthur Hays Sulzburger, and Herbert Bayard Swope.

Correspondence, manuscripts, typescripts, research files, documents, printed materials, photographs, and memorabilia of Mr and Mrs Hough. Correspondence includes both personal and business letters, dealing with wildlife conservation, civic interests, and birding. There is some correspondence of George A. Hough, Sr., father of H.B. Hough, who was editor of the New Bedford MA Standard. Most of the correspondence is arranged alphabetically, by personal name or subject, out-going and in-coming filed together. Henry and Elizabeth Hough's correspondence, for which there are no in-coming or related letters, are filed chronologically. Cataloged correspondents include Calvin Coolidge, Max Eastman, Helen Keller, John F. Kennedy, Emily Post, and James Reston.

Correspondence, manuscripts, lectures, notes, diaries, notebooks, reports, financial records, blueprints, photographs, and printed materials of Y.C. James Yen and the IIRR concerned with the development, sharing, and financing innovative methods of teaching, improving agriculture, health and family planning, and education in impoverished villages. Among the cataloged correspondents are: Pearl Buck, William O. Douglas, Nelson Rockefeller, and DeWitt Clinton.

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

Correspondence with friends and patients, manuscripts and printed copies of Taft's many scholarly articles, notes for the courses which she taught, and case histories of some of her patients. Correspondents include James R. Angell, Ruth Benedict, and Karen Horney.

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.