Alpheus T. Mason taught in the Dept. of Politics at Princeton University beginning in 1925 and authored a number of legal works as well as biographies of Supreme Court justices Harlan Fiske Stone and Louis D. Brandeis. This collection consists of papers of Mason, including material relating Stone, Brandeis and Woodrow Wilson.

Feighan was a congressman from Ohio. Consists of papers of Feighan covering his years in Congress (1943-1971).

The collection consists of class yearbooks that are published to mark class reunions and to provide updates on the lives of alumni.

William S. Dix was Princeton's University Librarian (1953-1975) and a prominent spokesperson for librarians worldwide. The William S. Dix papers contain correspondence, reports, articles, and other materials documenting Dix's many professional interests and activities outside of his position at Princeton.

Princeton University's Program in Latin American Studies was founded in 1966 as an interdisciplinary course of study to supplement the regular undergraduate or graduate curriculum. Consists of publications, event information, videos of conferences, and other informational materials about the Program in Latin American Studies.

Arthur Cort Holden was a member of the Princeton University Class of 1912. He went on to earn a graduate degree in architecture from Cornell University, and joined the New York City firm of McKim, Mead, and White, later forming his own firm and advising Frank Lloyd Wright on the design of the Guggenheim Museum in 1949. Consists of personal papers and correspondence of Arthur Cort Holden.

Patrick J. Kelleher was the Director of the Princeton University Art Museum from 1962-1973. Consists of correspondence, publications, notes, press releases, schedules, and photographs collected by Patrick J. Kelleher over the course of his directorship of the Princeton University Art Museum.

Educator and advocate of minority education Dr. Carl A. Fields, the first African American to hold a high-ranking position at an Ivy League school, was appointed Assistant Director of Student Aid and then Assistant Dean of the College at Princeton before serving in other leadership positions outside the University. The Carl A. Fields Papers consist of correspondence, reports, research material on race relations and minority education, handwritten notes, project proposals, and other papers that document his life and career.

The Office of Athletic Communications is the division of Princeton University's Department of Athletics which is responsible for publications, media relations, and other communications needs related to Princeton's intercollegiate sports teams and student athletes. The records contain game-day programs, media guides, press releases, statistics, photographs, and files on notable Princeton athletes.

The Department of Chemistry at Princeton University dates back to the early days of the College of New Jersey, and today it is one of the University's largest undergraduate concentrations. The collection contains examinations and grade books, records pertaining to chemistry research performed at the department in support of the U.S. Manhattan project and departmental records.

The Office of the President Records: Shirley M. Tilghman Subgroup contains the files generated and compiled by Princeton University's Office of the President during the administration of Shirley M. Tilghman, the University's 19th president. The records consist of files pertaining to academic programs, campus building projects, fundraising, students, faculty, and staff and include correspondence, reports, speeches, and printed materials.

WPRB is the student-operated FM radio station of Princeton University, providing music and live sports broadcasts to the Princeton campus community and surrounding areas. The records consist of various materials which document the origins and development of WPRB, including constitutions, by-laws, photographs, membership lists, clipped articles, board minutes, correspondence, and financial reports.

The Student Correspondence and Writings Collection contains original materials from the university archives that document aspects of student life as experienced by students at Princeton University.

The Syllabi and Course Materials Collection brings together original materials from the university archives that document the content of classes taught at Princeton University.

Consists primarily of the professional papers of prominent late 19th- and early 20th-century American theatrical stage manager and director William Seymour (1855-1933). The majority of papers include correspondence as well as numerous production-related materials, such as playscripts, promptbooks, and sheet music. Family members, particularly other well-known theater figures, such as Seymour's sister-in-law Fanny Davenport (1850-1898), are also represented in the collection through correspondence, production materials, ephemera, and newspaper clippings.

The Admission Office has determined who should be allowed to enroll as undergraduates at Princeton University since 1922. The actual composition and the desired composition of each class have been contentious campus issues since the introduction of selective admission. The debates over the value of recruiting and admitting alumni sons, war veterans, athletes, disadvantaged students (especially racial minorities), and women are reflected in the records of the Admission Office. This collection includes a number of reports and minutes, some of which are restricted, news clippings and releases about Princeton admission, historical materials, and a series of Admission Office publications.

The Cyrus Fogg Brackett Lectureship in Applied Engineering and Technology was established in memory of Professor Brackett in 1921 and continued until 1953. The collection contains many of the lectures–both in manuscript and published form–and correspondence with lecturers and potential lecturers. The collection also includes some general materials relating to the lectureship, such as citations, registries, histories, schedules, and short summaries of Professor Brackett's life and accomplishments.

The Auxiliary to the Isabella McCosh Infirmary is a volunteer fundraising organization which supports Princeton University Health Services. Founded in 1902 as the Ladies Auxiliary to the Isabella McCosh Infirmary, the group has been responsible for shaping student health at Princeton University for over a century. The records contain meeting minutes, annual reports, correspondence, and subject files which pertain to the McCosh Infirmary, or to the organization itself.

Working in conjunction with the Office of Development, Princeton University's Office of the Recording Secretary receives and officially acknowledges gifts to Princeton on behalf of the president and the trustees of the University, and keeps donors informed as to the impact of their gifts. The files from the Office of the Recording Secretary consist of records of gifts donated to Princeton.

The collection contains representations of Nassau Hall and other historic buildings of Princeton University. Most of them are reproductions, some photographic.