La colección consiste en manuscritos de las obras literarias de Jorge Díaz (particularmente obras teatrales, pero también incluye narrativa y poesía), guiones de radio y televisión, traducciones, correspondencia, fotografías, archivos digitales, documentos personales, y material impreso relacionado a su trabajo.

The Arcadio Díaz Quiñones Papers consists chiefly of manuscripts and correspondence of the Puerto Rican professor of Spanish and Portuguese Languages and Cultures at Princeton University, Arcadio Díaz Quiñones (1940-), as well as a selection of manuscripts by others. The collection focuses on Puerto Rican and Cuban literature, but also provides insight into the literature and politics of other parts of Latin America.

Prentice Northup Dean (1897-1981) was a practicing economist for the United States Tariff Commission and the Office of the Secretary of Defense. He also held teaching positions at Princeton University, the University of Pittsburgh, and Buena Vista University. Dean's papers document his service as United States delegate to the meetings of the General Agreement on Tariffs and Trade (GATT) and his years studying at the American University in Beirut, and include correspondence, diaries, documentation of conferences, memorabilia, and newspaper clippings. The papers also include the correspondence, diaries, and manuscripts of his family members May Dershimer née Walter and Martin R. Walter.

Frances de Chollet (1900-1994) assisted Allen Dulles with obtaining the diaries of Galeazzo Ciano, the Foreign Minister of Italy from 1936-1943, from Ciano's wife, Edda, who was also the daughter of Benito Mussolini. The collection is mostly composed of correspondence written to Frances de Chollet from Edda Ciano, though letters from Allen Dulles and other correspondents are included to a lesser extent. The collection also contains a small amount of de Chollet's notes documenting her face-to-face meetings with Edda Ciano.

Clinton A. Decker traveled to Russia as part of the American Advisory Commission to Russia of Railway Experts (1917) and later became a member of the Inter-Allied Technical Board (1919-1922). The collection contains personal and business correspondence and photographs documenting Decker's travels in Russia, China, and Japan.

This collection consists of papers of Antōnēs Dekavalles, a Greek poet, professor at Fairleigh Dickenson University, and editor of The Charioteer, A Review of Modern Greek Culture. Included are: correspondence, autograph manuscripts and typescripts, drafts, miscellaneous notes, and files related to his affiliated organizations.

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.

Consists primarily of letters by British novelist and poet Walter De la Mare to Olive C. Jones, his secretary during the 1930s and, later, editor of Methuen's children's books.

The Allison Delarue Collection consists of a draft of Delarue's unpublished autobiography, letters received by Delarue from various friends, associates, and people involved in dance and the theater, and prints, photographs, and objects collected by Delarue relating to ballet and its history.

This collection consists of selected papers of Frederic Dennis regarding Sylvia Beach, including correspondence of Sylvia Beach and members of her family, as well as letters from Noël Riley Fitch from 1977-1988, photographs of Sylvia Beach, Shakespeare and Co., her friends and family, and assorted clippings and other miscellany.

Consists of the personal library of French philosopher Jacques Derrida and members of his household.

Consists of selected papers of American engineer, Donald L. Derrom; the bulk of which deals with the building of a rock crushing plant for the Rock Products Corp., Ltd., of Tel Aviv, Israel.

The Derso and Kelen Collection consists of correspondence, writings, published material, and over 900 cartoons and caricatures in varying media ranging from pencil sketches and ink drawings to richly-hued watercolors and limited edition lithographic portfolios created by the Hungarian caricaturists and political satirists Alois Derso and Emery Kelen. The vast majority of the works were produced between 1920 and 1950, the active period of collaboration between Derso and Kelen.

The Development and Resources Corporation (D&R), founded and directed by David E. Lilienthal, operated from 1955 to 1979 and was based in New York City. D&R provided regional economic development services to governments throughout the world, often with a focus on the development of water resources and the construction of dams. Its main project was the development of the Khuzestan region of Iran. D&R's records document its development projects and business operations and include correspondence, contracts, data and maps, proposals and reports, and collected materials about each country.

Consists of papers of Ernest Theodore DeWald (Princeton Class of 1916), professor in the Department of Art and Archaeology specializing in medieval Italian art and director (1946-1960) of the Princeton Art Museum.

Robert H. Dicke, born in 1916, was a Princeton physicist, educator, and author. The collection includes Dicke's professional correspondence, files from his work with the Office of Naval Research, NASA, and the National Science Board, and the National Science Foundation, and assorted other documents.

This collection consists of papers of Diego, Cuban poet, author, and translator. Included are correspondence between Diego, his wife, various friends and other writers.

John Doar (1921-2014) was a lawyer who worked for the Civil Rights Division of the Department of Justice (1960-1967) and was chief counsel to the House Judiciary Committee investigating the Watergate scandal (1973-1974). He also served as president of the New York City Board of Education (1968-1969) and as president of the Bedford-Stuyvesant Development and Services Corporation (1967-1973). The collection primarily documents Doar's tenure with the Civil Rights Division in the form of court records, investigation files, correspondence, and notes, though materials from Doar's time on the Watergate impeachment inquiry committee and on the Board of Education are also present. To a lesser extent, the collection is composed of records from Doar's work for the Bedford-Stuyvesant Corporation and his private law practice.

Consists of photographs of Middle East scenes collected by Bayard Dodge, president of the American University in Beirut, Lebanon.

Mary Mapes Dodge was an author and editor of St. Nicholas magazine. This collection consists of manuscripts and correspondence concerning St. Nicholas, and correspondence, documents, photographs, and memorabilia relating to the Dodge family.

Mary Mapes Dodge was an author and editor of St. Nicholas magazine. This collection contains manuscripts, correspondence, financial records, and photographs of Mary Mapes Dodge, as well as an unfinished biography of her by Spencer Mapes.

The José Donoso Papers consists of writings, notebooks, correspondence, and other miscellanea of the Chilean writer José Donoso (1924-1996).

Ellen McCarter Doubleday was the wife of Nelson Doubleday (1889-1949), president of the publishing firm Doubleday & Company, and daughter of Thomas N. McCarter (Princeton Class of 1888), president of the Public Service Co. of New Jersey and a Princeton University benefactor. After her husband's death, she served on the board of directors of Doubleday until she moved to Hawaii in 1965. Papers consist of personal and business correspondence of Ellen McCarter Doubleday.

Consists of personal papers of Alan S. Downer, Princeton professor of English (1946-1970), including correspondence, articles, lecture notes, and photographs, as well as material relating to various professional organizations to which he belonged, much of it associated with American theater.

Consists of selected papers of the Duffield family of Princeton, N.J.

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.

Allen W. Dulles (1893-1969), though a diplomat and lawyer, was renowned for his role in shaping United States intelligence operations, including the longest service as director of the Central Intelligence Agency (CIA). The Allen W. Dulles Digital Files contain scanned images of professional correspondence, reports, lectures, and administrative papers, declassified and released by the CIA in 2007. The collection spans Dulles's time as Chief of the Office of Strategic Services office in Bern, Switzerland during World War II, his work at the Central Intelligence Agency, and his retirement.

Allen Macy Dulles, son of Clover Todd and Allen Welsh Dulles, was a student of history and politics with plans for a career in public service until he sustained a serious injury in the Korean War. The collection consists of correspondence between family members prior to and following Allen Macy Dulles' injury as a Marine lieutenant in the Korean War.

Eleanor L. Dulles (1895-1996) was an economic specialist for the U.S. State Department from 1942 to 1962. She was most prominently known for her work in rebuilding West Berlin from 1952 to 1960. Dulles's papers document her political writings after her retirement from the State Department in 1962, as well as her fundraising work with the John Foster Dulles Memorial Fund, and include drafts of her articles and books, topical files, and some correspondence.

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.

Consists primarily of Françoise Kestsman Durrell's collection of manuscripts, many of them unpublished, by British author Lawrence Durrell (1912-1990).

The Papers of Edward Mead Earle (1894-1954) document the career of Earle, a specialist in the role of the military in foreign relations. He was a university lecturer, author, and consultant to various departments of the U.S. government. The papers reflect Earle's work as a professor at the School of Economics and Politics at the Institute for Advanced Study, Princeton, New Jersey. The collection emphasizes Earle's major work of establishing a seminar designed to research issues associated with military and foreign policies of the United States during World War II. It also highlights a number of other professional activities during his time at the Institute.

The Papers of Charles A. Eaton (1868-1953), congressman from New Jersey, focus on Eaton's role as a delegate to the United Nations Conference in San Francisco, in 1945.

Ferdinand Eberstadt (1890-1969) was a prominent Wall Street investment banker who also served in several government posts throughout his career. During World War II, he organized the production and distribution of supplies to the United States military through his work with the Army-Navy Munitions Board and the War Production Board, and he was subsequently involved in plans for the reorganization of the armed services and in the development of post-war economic policies. The Eberstadt papers primarily document his extensive career in public service to the United States related to defense and the economy, as well as his career as an investment banker and his personal life, and include correspondence, reports, his writings, and his personal papers.

Consists of mimeographed copies of Rear Admiral Henry E. Eccles' working papers, articles, and lectures dealing with naval logistics and the Naval War College.

The Economists' National Committee on Monetary Policy, active from November 1933 to 1970, was composed of economists and other financial experts who sought to educate the public and United States government on sound monetary policy. The Committee advocated for a return to the gold standard and sought to combat what they saw as dangerous inflationist sentiment and aggressive monetary policies of the time through public addresses, publishing articles and pamphlets, and testifying before Congress. The records document the Committee's work, as well as its organization and administration, and include correspondence, meeting minutes, and publications.

Consists of material by and about American patriot and founding father Benjamin Franklin collected by George Simpson Eddy in the process of pursuing various projects on and studies of Franklin.

The papers of William A. Eddy (1896-1962), educator, diplomat, minister to Saudi Arabia, intelligence agent, and college president, focus on his presidency of Hobart College (1936-1941), his work in U.S. - Middle East policy, and his family life in the period from 1917-1962. The holdings of his personal and family correspondence is extensive. The collection contains all correspondence from his term as president of Hobart College, 1936-1941. Many military documents are included, especially in the years 1941-1946 (the planning of the North African landings, the FDR/Ibn Saud meeting, the Treaty of the Yemen). There are many geneological papers and letters from Eddy's relatives concerning American missionary work in the Middle East. There are numerous publications concerning 18th C. English literature, religious and civic duties, U.S. Foreign policy re Israel and the Arabs, and sociological accounts of the Middle East. The collection is composed of personal/professional correspondence, documents, diaries and notebooks, addresses, publications, manuscripts of Eddy's books and articles (including unpublished MSs), scrapbooks, photographs, negatives, and memorabilia.