The collection consists mainly of playbills, photographs, and clippings of press announcements and reviews of the University Players, a youthful group of Princetonians aspiring toward careers in the performing arts. Not entirely comprised of Princeton alumni and undergraduates, however, the organization provided experience and training for many hopefuls who have in fact succeeded in that goal. Taking its name from an earlier group with the same ambitions and who also made great contributions to American theatre and film, it provided the Princeton community with some exciting and meritorious summer theatre for more than a decade.

James V. Forrestal (1892-1949) was a Wall Street businessman who played an important role in U.S. military operations during and immediately after World War II. From 1940 to 1949 Forrestal served as, in order, assistant to President Roosevelt, Under Secretary of the Navy, Secretary of the Navy, and the first Secretary of Defense. The Forrestal Papers document his service from Under Secretary of the Navy to Secretary of Defense and include correspondence, memoranda, reports, speeches, and press releases.

The Princeton University Publications collection contains issues of nearly 150 different periodicals published by the university and related organizations, as well as a few items published by others about the university, that have not been cataloged individually.

The Robert H. Taylor Collection consists of over 4,000 3,300 manuscripts illustrating in their wide range the scope of English literature from the fourteenth century to the 1940s. This finding aid focuses on the modern manuscripts, both bound and unbound, in the collection, which is designated "RTC01" within the Manuscripts Division of the Special Collections Department of the Princeton University Library. However, a brief listing of the collection's Medieval and Renaissance manuscripts is included.

The Historical Subject Files Collection documents Princeton University history and related topics from 1746 to the present. The collection consists of documents in almost every two-dimensional format: articles, books and booklets, clippings, correspondence, memoranda, non-photographic images, notes, pamphlets, posters, and reports.

The Allen W. Dulles Papers contains correspondence, speeches, writings, and photographs documenting the life of this lawyer, diplomat, businessman, and spy. One of the longest-serving directors of the Central Intelligence Agency (1953-1961), he also served in a key intelligence post in Bern, Switzerland during World War II, as well as on the Warren Commission.

John Foster Dulles (1888-1959), the fifty-third Secretary of State of the United States for President Dwight D. Eisenhower, had a long and distinguished public career with significant impact upon the formulation of United States foreign policies. He was especially involved with efforts to establish world peace after World War I, the role of the United States in world governance, and Cold War relations between the United States and the Soviet Union. The Dulles papers document his entire public career and his influence on the formation of United States foreign policy, especially for the period when he was Secretary of State, and include his correspondence files, as well as his writings, reports, and memorabilia.

Gillett Good Griffin, a curator of Pre-Columbian collections at the Princeton University Art Museum from 1967 to 2005, spurred dynamic growth in the museum's collections of art of the ancient Americas. The Gillett G. Griffin Papers reflect Griffin's personal life and relationships as well as his professional work and his donation of objects to the Princeton University Art Museum.

The Bureau of Alumni Records was established in January 1949 as an outgrowth of the records office maintained by the Graduate Council, the governing body of the Princeton University Alumni Association. The collection consists of public files of former graduate students of Princeton University.

Consists of mostly English correspondence and manuscripts of the Austrian author Hermann Broch.

The Louis Fischer Papers include correspondence, interviews, articles and notes, lectures and speeches, photographs, and audiovisual materials that document his life as a journalist, writer, and commentator on international affairs. They also include the papers of his wife, Bertha Markoosha Fischer, an author in her own right, as well as family correspondence and papers. In the latter part of his life Fischer was affiliated with of the Institute for Advanced Study (1959-1961) and Princeton University's Woodrow Wilson School of Public and International Affairs (1961-1969).

Emmet John Hughes (1920-1982) was a journalist and speechwriter. The collection is primarily composed of drafts, research files, reviews, and other materials pertaining to various books and articles written by Hughes. The collection also documents Hughes's work as a speechwriter for Dwight D. Eisenhower in the presidential campaigns of 1952 and 1956 and the first year of Eisenhower's presidency, as well as his role as a political advisor and speechwriter for Governor Nelson Rockefeller's 1968 presidential bid.

Robert Vossler Keeley ('51) was a U.S. Foreign Service member and writer who served in a number of posts. The Robert V. Keeley Papers consist of reports, correspondence, writings, journals, and photographs from the breadth of Keeley's career, including his Foreign Service postings in Uganda, Cambodia, Mauritius, Zimbabwe, and Greece, as well as correspondence and other materials created and kept by Robert Keeley's wife, Louise Keeley.

Consists of extensive manuscripts, documents, and correspondence of American poet and literary critic Allen Tate, one of the leading members of the Fugitive and Southern Agrarian literary movements.

Consists of typescripts and related material for American author Lloyd R. Morris's Not So Long Ago (1949) and William James (1950).

Consists of works, correspondence, diaries, photographs, scrapbooks, and printed matter of J. Duncan Spaeth, a preceptor (1905-1911) and professor of English (1911-1935) at Princeton.

The collection consists of group portraits and other photos of Princeton University classes. Though some photographs depict the classes while their members were students, the majority of the photographs are from alumni reunions.

The Delafields were avid collectors of family history and family-related memorabilia in the Hudson River Valley region of New York state. This collection consists of the papers of the Delafield family and related families, most prominently the Livingstons, containing both personal papers and papers collected for their genealogical and historical significance.

Established in 1904 as the Department of Geology, and later known as the Department of Geological and Geophysical Sciences, the Department of Geosciences has grown to become the center for the study of Earth, atmospheric, oceanographic, and environmental sciences at Princeton. The records document the department from its 19th-century origins to the recent past with departmental files, faculty files, faculty meeting minutes and visual materials.

The collection illustrates the literary and military careers of James Gould Cozzens in manuscripts, notebooks, diaries (1920-1970), war journals (1911-1945), correspondence (general, family, and business), documents, memorabilia, clippings, and photographs.