The large collection covers all aspects of Cordier's life. It contains letters, memoranda, reports, cables, printed materials and photographs, mostly pertaining to his tenure at the United Nations and Columbia University.

Correspondence, manuscripts, memorabilia, photographs, phonograph and tape recordings, and printed files. Included are Cerf's personal correspondence files, 1929-1945, and the diaries and scrapbooks which he maintained from his school days throughout his active career. The diaries, in date-book format, contain terse notes on Cerf's meetings with authors and friends, on his travels and publishing activities; the scrapbooks contain correspondence and photographs, as well as memorabilia and printed items, and were annotated by Cerf and his wife, Phyllis Fraser Cerf Wagner. Also in the collection are manuscripts and proofs for Cerf's books including "The Laugh's on Me""Treasury of Atrocious Puns""The Sound of Laughter""Stories to Make You Feel Better", and "At Random: the Reminiscences of Bennett Cerf", which was edited by Phyllis Cerf Wagner and Albert Erskine, 1977. The papers also include condolence letters written at the time of Cerf's death, photographs and photo albums,certificates and awards, and miscellaneous printed material, including Random House and Modern Library catalogues. Among the major correspondents are: Truman Capote, Dwight D. Eisenhower, Edna Ferber, Moss Hart, J. Edgar Hoover, Hubert Humphrey, Lyndon B. Johnson, John Lindsay, Joshua Logan, John O'Hara, Jacqueline Onassis, Richard Rodgers, Franklin D. Roosevelt, Gertrude Stein, Adlai Stevenson, Harry Truman, and Robert Penn Warren

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.

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, documents, notebooks, memorabilia, a tape cassette, photographs, and printed materials. The collection is primarily correspondence files, both personal and professional, along with book reviews, awards and diplomas, letters of condolence on his death, clippings, and correspondence, manuscripts and printed materials relating to THE STREAM OF HISTORY. The correspondence relates specifically to the third edition. The manuscripts are typed and holograph inserts for the third edition and possibly for the second edition as well. Among the manuscripts are twenty-two notebooks containing holograph notes and drafts of chapters. The printed material consists of one copy of THE STREAM OF HISTORY, 1934 edition.

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.

John Leonard (1939 -2008) was an American literary and cultural critic best known for his extensive writing on literature, television, media, politics and American culture and his work as head editor of The New York Times Book Review in the 1970s. The John Leonard papers include drafts of Leonard's reviews, essays, essay collections, and works of fiction and nonfiction. The collection also includes his correspondence with prominent literary and cultural figures, his research and business files, personal memorabilia, photographs, signed artwork, printed matter, posthumous tributes to Leonard, and audio-visual material.