Professional and personal papers of the German émigré scholar Paul Oskar Kristeller. Kristeller was a professor of philosophy at Columbia University and a world renowned scholar of Renaissance humanism and Renaissance philosophy who published widely, notably his major catalog of uncataloged manuscripts from the Italian Renaissance, the Iter Italicum.

Manuscripts of essays and course notes taken while a student at Amherst College, 1884-1889, and at Berlin University, 1892-1894. Articles, addresses, essays, lectures, lecture notes and reading notes. Also included are diaries for the years 1936-1940 and correspondence concerning Amherst College, Columbia University, and Woodbridge's stay as a visiting scholar in Berlin, 1931-1932. Among his correspondents are: Frederick S. Allis, Secretary of the Amherst Board of Trustees; Stanley King, President of Amherst; and Nicholas Murray Butler, President of Columbia. Some photographs are also included.