The Princeton University Women's Center is a campus organization dedicated to providing a forum through which female students can voice their feelings and concerns about student life. The Women's Center also oversees the organization of programming and outreach activities which touch on a broad spectrum of women's issues. The records contain correspondence, subject files, and materials related to events and programs sponsored by the Women's Center.

The Undergraduate Student Government (USG), established in 1975, was founded on the principles of representation and independence fostered during the student agitation and institutional reforms of the previous decade. The bulk of the collection consists of the records and publications of the Undergraduate Student Government from 1982 to 1997. Campaign and publicity records from the Princeton University Democrats, and student activism files from the office of Princeton University Professor Stanley Kelley are included in the collection as well.

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.

This collection provides the most basic source of information about Princeton University's governing body. In addition to minutes of the Trustees' meetings, the collection contains related papers and reports, organized according to purpose.

The Triangle Club Records consists of records of the Club and its predecessor, the Princeton College Drama Association, for productions performed by these organizations from 1883 to the present. Materials include correspondence, playbills, scripts, scores, newspaper clippings, posters, scrapbooks, and photographs as well as audio-visual recordings.

The collection contains records of the Princeton University student-run theatre organization and includes correspondence, clippings, photographs, playbills, posters, scripts, designs, and promotional materials.

Princeton University's School of Engineering and Applied Science is an academic unit which since 1921 has overseen the curriculum and administration of the University's academic departments in the engineering sciences. The records document the activities of the School of Engineering and its subordinate departments and programs from its origins in the late 19th century until the present, and consist of correspondence, subject files, research reports, photographs, and other audiovisual materials.