Correspondence, manuscripts, documents, photographs and printed materials. The correspondence is with American and English literary figures and Columbia faculty members. Included are 38 letters from Brander Matthews and 4 from Edmund Gosse. There are 5 letters from Trent to George Whicher, 3 to John Hart, and 180 postcards and letters to John Bell Henneman, as well as a group of miscellaneous letters to and from Trent. Also included are a holograph fair copy of Trent's poem "Germany, 1915" with his covering a.l.s. and several miscellaneous poems; and his contract with J.B. Lippincott Co. for the publication of GEORGE SAND. There are also two documents signed by George W. Maynard. Among the photographs is a photograph album, prepared by Hudson Stuck in 1899, of people and scenes from Dallas, Texas. Among the printed materials are Trent's examinations and outlines for English courses, and THE UNPOPULAR REVIEW with numerous pages of Trent's notes

Correspondence and miscellaneous items of Keener. The correspondence dates primarily from the years 1894 and 1895, and concerns mostly admissions and other procedures of the Law School. There is one letter book of outgoing correspondence, 1891-1895. The collection includes cataloged letters from Nicholas Murray Butler, Melvil Dewey, Seth Low, and Edwin R.A. Seligman.

The Willard L. Severinghaus Papers include the personal and professional papers of Columbia University Physics professor Willard Lesly Severinghaus, as well as a small amount of material related to the extended Severinghaus family. There are also record books from the Terre Haute, Indiana German Methodist Episcopal Church where Severinghaus's father, John F. Severinghaus, was pastor.

The V. K. Wellington Koo papers document the diplomatic legacy of Wellington Koo as a Chinese statesman and diplomat of the 20th Century. The papers primarily consist of materials collected during Koo's diplomatic career, relating to the Lytton Commission, 1932-1933; the League of Nations, 1931-1940; the United Nations, 1944-1946; his ambassadorships to France, 1932-1941; to Britain, 1941-1946; to the United States, 1946-1956; as the Senior Advisor to the Republic of China from 1956; and as the Judge on the International Court of Justice, 1957-1966. The materials include correspondence, diaries, memoranda, manuscripts, documents, notes, speeches, maps, photographs, printed material, and audio visual material. The bulk of the materials emphasizes China's domestic and foreign affairs, such as the Sino-Japanese conflict, World War II and the Cold War in the Far East region, as well as the League of Nations and the United Nations.

Correspondence, printed materials, drafts and copies of agreements relating to the establishment and initial organization of Columbia University's School of Journalism.

This collection consists of 6 guest books kept at the President's House, 60 Morningside Drive. The guest books include the signatures of numerous guests attending a wide range of events held at the House during President Nicholas Murray Butler's tenure. Events include dinners with dignitatiries, dinners in honor of convocation honorees, commencement dinners, etc.

This collection contains photocopies of the Columbia College, and later Columbia University, President's annual reports from 1865-1881 and 1887-1948. The reports include fact and figures (enrollment, degrees conferred, tuition, expenses, gifts, etc.) and topical discussions (co-education, new degree programs, higher education and liberal arts education, current events, etc.).

This collection contains copies of Butler's speeches delivered at Columbia University as well as at numerous other institutions from 1882 to 1947 during his tenure as president of the Industrial Education Association as well as Columbia University. While the speeches address a number of topics, they primarily focus on the state of America's higher educational system, potential educational reforms, and local and international American politics (particularly in relation to the Republican Party and war).

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.

This collection contains correspondence received by Columbia University President Nicholas Murray Butler regarding the banning of football at Columbia in 1905.