This collection contains the papers of Donald C. Brace, one of the founders of the New York publishing house Harcourt, Brace & Company. Materials include correspondence, business records, and proofs of the U.S. editions of Virginia Woolf's works Orlando, The Waves, and The Second Common Reader; the latter two proofs include the author's corrections.

Established in 1965 by Columbia University, the Double Discovery Center (DDC) provides educational programs and services to low income and first generation college-bound junior high and high school students in New York City. The DDC is one of the oldest Upward Bound programs in the United States. The collection contains the records of the DDC from 1965 to 2005, including student files and materials documenting the DDC's primary programs, Upward Bound and Talent Search.

The Historical Subject Files Collection documents Columbia University history and related topics from 1754 to the present. The collection includes articles, booklets, clippings, correspondence, memoranda, non-photographic images, notes, pamphlets, posters, press releases, programs and reports.

John Jay II was a graduate of Columbia college and an abolitionist. This collection includes letters, legal and financial documents, newspaper clippings, writings, photographs, circulars, and pamphlets.

Contents include correspondence, articles, reports, photographs, clippings, printed materials and floppy disks documenting the career of Professor Robert Pollack at Columbia University as Professor of Biology (1978-present) Dean of Columbia College (1982-1989) Director of CSSR (1999-present) and Director of University Seminars (2010-present).