The Rubber Development Corporation, Amazon Division Records (1942-1945) reflect Philip H. Williams' interests and concerns as manager of the Manaos Office in Brazil. As manager, Williams was called upon to play various roles including diplomat, manager and administrator. His fellow staff members were C. Homer McDuff–Acting General Manager, Mr. Swain–Accounting Department, H. A. Beck–Acting Manager, Manaos Office, George A. Seaman–Assistant to Mr. Williams, John Herman Neumann–Manager of Amazon Division and Douglas H. Allen–President of the Rubber Development Corporation. The bulk of this collection consists of copies from William's personal files. The majority of the collection is composed of correspondence, memoranda, reports, charts, photographs and newspaper clippings.

Eugene Bird (1925-) is a retired Foreign Service Officer who served primarily in the Middle East. During Eugene Bird's tenure with the State Department, he and his family lived in Jerusalem, Beirut, Cairo, Bombay, New Delhi, and the Saudi Arabian cities of Jeddah and Dhahran. His wife, Jerine "Jerri" Bird (1926-2012), was an activist who started the nonprofit organization Partners for Peace, which sponsored speaking tours by Israeli and Palestinian women throughout the United States. The collection contains Eugene and Jerine Bird's personal and professional correspondence, subject files on the Middle East, and writings, especially pertaining to Jerine Bird's unpublished manuscript on Saudi Arabian women.

Consists of papers of Scott relating, for the most part, to his positions as chairman of the General Munitions Board during World War I, co-founder and chairman of the War Industries Board (1917), chief of the Cleveland Ordnance District (1924-1928), and adviser to the Army Industrial College (1925).

Harold Sprout was a professor of Politics at Princeton University. Consists of Sprout's collection of copies of papers in the Herbert Hoover Presidential Library (Iowa) pertaining to the London Naval Conference of 1930 which resulted in a treaty for the limitation of naval armaments and the exchange of information concerning naval construction between the United States, Great Britain, and Japan.

Richard C. Holbrooke was an American diplomat who led negotiations at the Dayton Accords for peace in Bosnia and Herzegovina in 1995. The Richard C. Holbrooke Papers contain Holbrooke's subject files, records of public statements, correspondence, writings and drafts of writings, articles and periodicals, and audiovisual materials.

Hans A. Widenmann (1897-1976) was a stockbroker and economist with expertise in national and international monetary affairs. His successful business career was largely spent at Loeb, Rhoades & Company, and he was also frequently called upon to speak about international finance subjects. Widenmann's papers document his career at Loeb, Rhoades & Company and include his correspondence and writings, topical files, and biographical files.

Frank W. Notestein contributed significantly to the science of demography and to a better understanding of population problems in world affairs. The Frank W. Notestein Papers contain correspondence, speeches, and writings documenting the research, ideas, career and leadership roles of this former Princeton professor, director of the Office of Population Research, and president of the Population Council.

Don Oberdorfer (1931-2015) worked as a journalist for nearly four decades; twenty-five of those years were as a staff member at the Washington Post, where he served as White House correspondent (1968-1972), Northeast Asia correspondent (1972-1975), and diplomatic correspondent (1976-1993). The collection is mostly composed of Oberdorfer's notebooks that chronicle his assignments with the Post, as well as his work post-retirement. The collection also consists of transcripts of interviews conducted by Oberdorfer with both American and Soviet foreign policy officials for his book The Turn: From the Cold War to a New Era, The United States and the Soviet Union, 1983-1990 (Poseidon Press, 1991, and Touchstone Press, 1992). Additionally, the papers contain a significant amount of research material and writings related to Oberdorfer's career, foreign policy actions taken by the United States and the Soviet Union at the end of the Cold War, and the political climate of Japan and Korea from the late 1960s into the early twenty-first century.

The William P. Bundy Papers document Bundy's career in public service, including Deputy Assistant Secretary of Defense for International Security Affairs; Assistant Secretary of Defense for International Security Affairs; Assistant Secretary of State for East Asian and Pacific Affairs, and editor of Foreign Affairs. Additionally, the collection consists of correspondence and subject files for Bundy's 1998 book, A Tangled Web: The Making of Foreign Policy in the Nixon Presidency.

Arthur S. Link was an author, editor, scholar and publisher, but is best known as the leading historian on Woodrow Wilson and for his leadership over the publication of Wilson's papers. This collection consists of the personal papers of Link, which includes articles, correspondence, notes, office files, and presidency records of the American Historical Association.

Jacob D. Beam, class of 1929, was a career diplomat, serving as United States ambassador to Poland (1957-1961), Czechoslovakia (1966-1969), and the Soviet Union (1969-1973). The collection contains correspondence, reports, newspaper clippings, photographs and assorted memorabilia, documenting sixty years of Ambassador Beam's life and service.

Howard A. Loeb served as chairman of the board of the Tradesmens Bank and Trust Company of Philadelphia, Pennsylvania and as representative of the Federal Reserve Bank of Philadelphia on the Federal Advisory Council. This collection consists of Loeb's correspondence and printed matter related to these positions.

Harold Raymond Medina (1888-1990) was a noted jurist, Princeton alumnus, and creator of a New York State Bar preparation course. This collection includes legal records, personal and professional correspondence, photographs, audio recordings, and teaching materials; in aggregate, they offer a substantial record of Medina's life and work.

The organization that became Americans United for Separation of Church and State was founded in 1947 to protect church-state separation and religious freedom, as well as to educate lawmakers, religious leaders, and the general public regarding Constitutional religious liberties. The records document the administration and issues of the organization from its founding and include correspondence, meeting materials, and publications.

Harry Dexter White (1892-1948) was an economist with expertise in international finance and monetary issues. White served in the United States Department of the Treasury from 1934 to 1946, rising to the position of Assistant Secretary of the Treasury, and was one of the principal architects of the Bretton Woods agreements in 1944 that established the International Monetary Fund and the World Bank. White's papers document his service in the Department of the Treasury and include correspondence and memoranda, notes, and writings.

Melvin A. Hall's renaissance career as adventurer, aviator, soldier, agent, financial administrator and author spanned four and a half decades, and is well represented in this collection. The materials include: diaries; personal and business correspondence; official documents, reports and correspondence from his tenure with the American Financial Mission in Persia; copies of his published writings, including drafts of his books Journey to the End of an Era and Bird of Time; articles, reviews, speeches and military intelligence reports; copies of unpublished writings; subject files containing background and research notes; information on his medals, awards and commendations; diaries and correspondence from Hall's father, William Augustus Hall, Hall's wife Josephine Johnson Hall, a World War I field nurse; and photographs and scrapbooks.

Karl S. Twitchell was an American mining engineer who conducted extensive surveys in the Middle East, Europe, and South America between 1915 and the 1950s. His papers document the span of his career, particularly his interest in the Middle East, and include correspondence, journals, notes, reports, writings, topical files, photographs, and maps. Personal documents and correspondence with family and associates are also contained.

Ragnar Nurkse (1907-1959) was a leading scholar of international economics, international finance and economic development. He served in the League of Nations from 1934 to 1945 and taught at Columbia University from 1945 to 1958. Nurse's papers document his scholarly work at both the League of Nations and Columbia, and includes his research notes, drafts of articles and books, research materials and a small amount of correspondence.

W. Willard (Bill) Wirtz was a lawyer, an arbitrator, a law professor, and served as undersecretary and secretary of labor under Presidents Kennedy and Johnson. He was a speechwriter for, and close advisor to, Adlai Stevenson from 1952 to 1960. The W. Willard Wirtz Collection on Adlai Stevenson documents Stevenson's campaigns for president in 1952 and 1956, as well as Stevenson's political activities in 1960 and in between campaigns. Because Wirtz was a speechwriter in 1952, in charge of speech content in 1956, and a close advisor and occasional speechwriter at other times, this collection most strongly documents the campaign activities of drafting speeches and fine-tuning campaign policy.

The Kennett Love Papers contain correspondence, subject files, writings, tape recordings and other material relating to the career of Love as a writer and journalist. Most of the material deals with Love's book, Suez: The Twice Fought War.