Approximately 12,000 letters to Allan Nevins from various correspondents including James Truslow Adams, Franklin Delano Roosevelt, Harry S. Truman, Willa Cather, Frances Folsom Cleveland, Van Wyck Brooks, Robert Frost, Newton D. Baker, Archibald MacLeish, John D. Rockefeller, Jr., Carl Sandburg, and Henry Wallace; notes and typescripts for Nevins' books including Emergence of Lincoln, The Ordeal of Democracy, Rockefeller, and History and Historians, with notes by editor Ray A. Billington; miscellaneous transcripts, clippings, newspapers, and photographs. Also, autograph letters and manuscripts by presidents, Civil War figures, financiers, politicians, and authors. There are also the Brand Whitlock World War I Diaries and letters to him by such people as Herbert Hoover, Gen. John J. Pershing, and others.

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, 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.

Correspondence, manuscripts, documents, memorabilia and printed materials. The correspondence deals with literary and political topics, from such people as Hayden Carruth, Irwin Edman, Lola Ridge and Norman Thomas; numerous manuscripts of Mrs. Marshall's writings, including the notes, drafts, manuscripts and proofs of her last novel THE HILL IS LEVEL and various manuscripts of the stories published in THE CONFRONTATION AND OTHER STORIES, and numerous manuscripts of poetry and short stories. Also included is material on the World War II draft of 19-year-olds, economic aid for Western Europe, the Vietnam War, the origin of SANE, the Committee for Nuclear Responsibility, the Amchitka Islands nuclear tests, the Task Force against Nuclear Pollution, and personal correspondence from her own and her husband's families

Correspondence; manuscripts of books, chapters, addresses, lectures, articles, and other writings; clippings and other printed materials relating to Butler's life and career, and memorabilia, ca. 1900-1947. Also, correspondence, 1891-1946, between Butler and presidents of the United States including William McKinley, Theodore Roosevelt, William Howard Taft, Woodrow Wilson, Warren G. Harding, Calvin Coolidge, Herbert Hoover, Franklin D. Roosevelt, and Harry S. Truman.