This collection consists of correspondence, writings (poetry and prose), notebooks, photographs, and printed materials.

The Emir Rodriguez Monegal Papers consists of correspondence, manuscripts of novels, short stories, verse, plays, and essays by others, mansucripts of essays and criticism by Rodriguez Monegal, photographs, and printed and recorded material.

Consists of selected papers of Rockey (Princeton Class of 1916), including memoranda, correspondence, and reports from the period when he served as chairman (1942-1944) of the Navy Price Adjustment Board on the development and administration of defense contract renegotiations during World War II and post-war economic policy and planning.

Consists of a collection compiled by American clergyman Stewart M. Robinson (Princeton Class of 1915), including photostats of sermons, letters, pamphlets, and communications to newspapers by clergymen in colonial America, which he used as research material for a proposed book entitled "The Political Thought of the Colonial Clergy."

The papers of Joseph A. Robinson, Princeton Class of 1931, are comprised almost entirely of Robinson's letters to his family during the years 1941-1952, when Robinson worked in the Office of War Information and the Foreign Service. The collection includes some drafts and copies of his work, radio scripts and newspaper clippings, as well as photographs, currency, invitations and postcards. Some of the later letters cover portions of his term in the Foreign Service, though with significant gaps. The most fully documented year is 1946. Robinson was involved in the establishment of informational and cultural affairs agencies in Saigon and Warsaw, and describes the internal politics and external challenges of creating an American news presence overseas.

Consists primarily of letters by the American historical novelist Kenneth Roberts to his Doubleday editor, Malcolm Johnson.

Consists of selected letters and poems of American poet/novelist Elizabeth Madox Roberts.

Consists of miscellaneous material of Eirlys Roberts primarily relating to her United Nations Relief and Rehabilitation work in Italy and Albania during World War II and at the Consumers' Association, a consumer rights organization in the United Kingdom.

Consists of material relating to the American author Conrad Richter, including manuscripts, writing notebooks, notes, and galley proofs for several of his novels and other writings. Includes a substantial amount of personal and professional correspondence, as well as photographs.

Alan Windsor Richards was a freelance photographer known for the images he captured of people and events associated with Princeton University from the mid-1940s through the late 1960s. The collection consists of photographic negatives and a very few photographic prints of images captured by Richards of Princeton University athletes and sports events.

Consists of the business and personal papers of Carlos Ribeiro, founder and owner of Livraria São José, a well-known bookstore and cultural center in Rio de Janeiro, Brazil.

Consists of 74 volumes of diaries, letters, reports, reminiscences, and other writings in typescript form, accompanied by clippings, photographs, designs, and memorabilia relating to Charles Mason Remey (1874-1974) and the Remey and Mason families.

The papers of David Aiken Reed (1880-1953) consist primarily of clippings illustrating the political career of Pennsylvania Senator Reed (Class of 1900) during the years 1914-1940 with a few photographs of World War I campaigns, correspondence from President Herbert Hoover, the publisher Henry Luce and General John J. Pershing, Head of the American Expeditionary Forces of World War I, two letters of commendation, a testimonial, three army documents, and printed copies of a few speeches by Senator Reed.

Consists chiefly of several official documents from the years just following World War II, when Samuel Reber was Acting Deputy Director for the Office of European Affairs with the U.S. Department of State and, later, Acting United States High Commissioner for Germany.

R. B. O'Connor & W. H. Kilham, Jr. is the New York City architictural firm that was appointed in 1944 to design Princeton University's Firestone Library, which opened in 1948. The collection includes architectural drawings, plans and photographs of Firestone Library (1948) and the later addition of the John Foster Dulles Library of Diplomatic History (1962).

Consists of typescripts of letters by Landon T. Raymond (Princeton Class of 1917) to his parents and other family members while at Princeton University and overseas during World War I; a diary for 1918; a file of correspondence related to his collection of books by and about members of the Class of 1917, especially F. Scott Fitzgerald.

Joseph Edward Raycroft was Princeton University's Chairman of the Department of Health and Physical Education. The Papers contain correspondence, writings, press-releases, reports, newspaper clippings, photographs, and memorabilia documenting Raycroft's personal life and career. Also included are library catalog lists and other material related to Raycrofts Library of memorabilia

Lawrence Rauch was a Princeton University graduate student (Ph.D. Mathematics, 1949) and a pioneer in the field of radio telemetry. The bulk of the collection consists of letters written home by Rauch during his time as a graduate student at Princeton from 1941 to 1949, which document Princeton academics and student life as well as Rauch's work in radio telemetry, and include references to his defense work for the United States government.

The Alice Raphael Collection of Faust Materials contains photographs and epherema relating to the Yale bicentennial of Goethe's Faust , for which Alice Raphael's translation was used, as well as information about other productions of Faust and about Raphael's other work.

William Rankin (Princeton Class of 1886) was an art historian, specializing in Italian art, and was co-author, with Alice Van Vechten Brown, of A Short History of Italian Painting (1914). Consists of correspondence of Rankin.

The Karl L. Rankin Papers consist of correspondence, writings, memoranda, diaries, scrapbooks, and photo albums kept by Mr. Rankin which span his lifetime and career as an ambassador.

Consists of 78 bound volumes containing Randall's journals, articles, and speeches concerning his relationships with Dwight D. Eisenhower, Richard M. Nixon, John F. Kennedy, and Lyndon B. Johnson, and his government posts.

Sergio Ramírez has been a leading Nicaraguan author and politician. In 1977 Ramírez became head of the "Group of Twelve", a group of prominent intellectuals who supported the struggle of the Frente Sandinista de Liberación Nacional (FSLN) against the dictatorship of Anastasio Somoza Debayle. With the triumph of the Revolution in 1979, he became part of the Junta of the Government of National Reconstruction and in 1984 he was elected vice-president under Daniel Ortega. The collection consists of manuscripts of his writings, source materials, personal, literary and political correspondence, papers and documents related to Ramírez's political career and to Nicaraguan political history, writings of others, photographs, and graphic and printed materials.

Frederick Quellmalz Jr. was a member of the Princeton University Class of 1934 and one of the founding members of the Princeton Camera Club, a student organization devoted to photography. This collection consists of print photographs and negatives primarily from the 1930s taken by Quellmalz Jr. and other Club members.

Consists of miscellaneous business records of the Publishers' Lunch Club of New York City.

The records of the War Service Bureau include a wide range of documentation for Princeton men who served in World War II. Materials include biographical, military and school-related information, as well as correspondence between the students and Princeton University staff, faculty and students, and subject files for the War Service Bureau office.

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.

The University Research Board, which consists of six faculty members from different departments, is an advisory committee to the president on all research conducted at Princeton University. The collection consists of University Research Board meeting minutes, annual reports, correspondence between members, and some subject files, as well as the memos and correspondence of Raymond J. Woodrow, executive officer and secretary of the Committee on Project Research and Invention, predecessor to the University Research Board.

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.

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 School of Architecture, previously known as the School of Architecture and Urban Planning, is Princeton University's academic unit dedicated to the teaching and study of architecture and related topics. The records include subject files, correspondence, course descriptions, and other administrative materials, as well as records from the Bureau of Urban Research and its successor, the Research Center for Urban and Environmental Planning.

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.

This collection contains playbills mostly from Greece and a few from other countries.