The Council on Foreign Relations is a nonprofit, nonpartisan research and national membership organization dedicated to improving understanding of international affairs by promoting a range of ideas and opinions on United States foreign policy. The Council has had a significant impact in the development of twentieth century United States foreign policy. The Records of the Council on Foreign Relations document the history of the organization from its founding in 1921 through the present. The collection includes valuable source documents and records of the meetings, group discussions and studies, and conferences of the Council, as well as portions of its administrative records.

The ACLU is the preeminent civil liberties organization in the United States. These records document the work of their national office in the areas of civil rights, children and women's rights, freedom of speech (and all First Amendment questions), and due process, among many others, predominantly from 1970 to 2000.

The Veterans of Future Wars Collection, consists of materials dating from the organization's parodical foundation as a Princeton-based student movement in 1936 through its eventual petering-out in 1937. The materials beyond the organization's cessation of activities deal with the Veterans of Future Wars' short but emphatic existence. The collection consists primarily of correspondence of the National Council members (all Princeton University undergraduates), the organization's nation-wide Posts, and its various auxiliary support groups. Also included are speeches and debates, press releases, poems, plays and songs written for the organization, photographs of both official and personal nature, and newspaper clippings.

Since its introduction in the mid-1920s the senior thesis has been a core element of the undergraduate curriculum at Princeton University. The collection contains the senior theses of Princeton undergraduates.

Consists of files pertaining to honorary degree recipients throughout Princeton University's history.

The American Whig-Cliosophic Society (1941-present) is a literary, political and debating society which has had an important impact on the lives of generations of Princeton students. It provides students with both social alternatives and an opportunity to develop skills not emphasized by the University curriculum. The contents of the initial group of records were acquired between 1941 and 1993 in agreements between Princeton University and the American Whig-Cliosophic Society. The library initially cataloged some of these records into the P Collection. Subsequently, an attempt was made to organize some of these records in 1975.

This collection contains presentation boards related to the design, construction, renovation and expansion of Princeton's grounds and buildings. In addition, the boards include those used for planning purposes, student housing strategies, insurance purposes and recording of features such as fallout shelters, and electrical feeders. The boards primarily include floorplans, artistic renderings, elevations and campus footprints.

The President of the University is charged with the general supervision of the interests of the University and with special oversight of the departments of instruction. This collection consists of the collected reports to the President prepared annually by each academic department and administrative office.

The Student Photograph Albums Series of the Historical Photograph Collection (HPC) contains 180 photographic albums created by Princeton University students. These albums, along with the other photograph collections in the University Archives, help document the experiences of students, faculty, and staff at Princeton University. The albums date from 1851 to 1995, although the bulk date from the 1860s to the 1910s. New accessions are added regularly to the collection.

Brooke R. Stoddard, Class of 2005 is a member of the University Press Club (UPC), who wrote a senior thesis about the history of the UPC in 2005. The collection contains correspondence and interviews with Princeton UPC alumni that Stoddard used for his research, as well as copies of clippings and printed materials.

This collection contains more than 2,300 items, including film, videotapes, compact discs, audio cassette tapes, reel-to-reel tape, and record albums and covers a broad range of topics including classical music, alumni reunions, lectures, and interviews.

The undergraduate Policy Seminar is one of the defining elements of the academic curriculum of Princeton University's Woodrow Wilson School of Public and International Affairs. The records consist of the final reports, as well as some syllabi and course materials from the policy seminars and a short-lived graduate-level program from the 1960s.

The Historical Photograph Collection: Alumni Series consists of formal portraits of Princeton University alumni arranged chronologically by class year.

The Historical Photograph Collection: Individuals series consists of photographs of faculty, administration, trustees, staff, students, and notable visitors to Princeton University.

From the time of the department's institution in 1924, history has typically been one of Princeton's most popular undergraduate concentrations, with the Department of History offering 40 or more undergraduate courses each year. The records consis of subject and faculty files, correspondence, departmental budgets, course syllabi, as well as records from several special projects.

The American Whig Society (1769-1941) served as a major political, debating, and literary force both on the Princeton campus and throughout the nation. The Whig records consist primarily of minutes, financial records, and correspondence of members.

The Princeton University Phi Beta Kappa Records consist of correspondence, reports, minutes, and other materials relating to the administration, membership, and finances of this organization.

The William K. Selden Collection on Eating Clubs contains research materials collected by Selden for the publication, Club Life at Princeton; An Historical Account of the Upper-Class Eating Clubs at Princeton University. Selden donated the material to the Archives in 1994.

The Technical Correspondence Records, created by the Department of Grounds and Buildings, contain detailed information relating to the construction, maintenance, renovation, and demolition of buildings, and to the grounds and architects of Princeton University.

This collection contains various songbooks printed for Princeton University including bound volumes and small booklets. Among the former is a nearly complete series of the Carmina Princetonia. There is also a second series dedicated to sheet music comprising various songs written for Princeton University, including many pieces written by alumni.