The collection contains manuscripts related to four generations of the Blanco White family, spanning two centuries: including works, diaries, correspondence, documents, accounts and expense records, and printed material. Joseph Blanco White, the Spanish-English writer and religious figure, remains the focus of the collection; however, his brother Fernando, a politician and intellectual of 19th-century Seville, also accounts for a substantial part of the material. Of particular interest are autograph manuscripts of several of Joseph's literary efforts, as well as other genealogical material relating to the Blanco White family.

Consists of manuscripts of novels, articles, stories, and verse by the American historical writer James Boyd.

Alexander Leitch was a member of the Princeton Class of 1924 and an administrator at Princeton University for the entirety of his professional career, most notably holding the Office of the Secretary from 1933 to 1963. Consists of 55 oversized scrapbooks assembled by Alexander Leitch '24 during his career as a Princeton University administrator.

The Office of the Vice President for Finance and Treasurer is the administrative office at Princeton University responsible for overseeing the university's budget, procurement services, tax compliance, risk management, and other general, non-investment related fiduciary responsibilities. The records in this collection primarily document the activities of three consecutive administrators who held the position of vice president for finance, either solely or in combination with the roles of treasurer and vice president for administration: Paul B. Firstenberg (1972-1976), Carl W. Schafer (1976-1987), and Richard R. Spies (1988-2001). Also included are the records of Laurel B. Harvey, who served as assistant vice president for finance and administration under Schafer and Spies.

Consists of various materials, including correspondence, diaries, documents, and genealogical materials related to Moses Taylor Pyne (Class of 1877), the Pyne family, and the history of Princeton University.

Horace and Thomas Meeker were father and son graduates of Princeton University. The papers document the University's admission processes circa 1925 and 1950.

Granville Austin (1927-2014) was an independent scholar and political historian known for his work on India's constitution. The collection is composed of Granville Austin's research files on India, mostly in the form of published articles or book excerpts that Austin collected and often annotated. The majority of the research files, notes and drafts relate to Austin's second book, Working a Democratic Constitution, but some files relate to his first book, The Indian Constitution: Cornerstone of a Nation. Topics documented in the collection include the Indian constitution, center-state relations in India, Indian politicians and political parties, U.S. foreign relations with India, cases tried before the Indian Supreme Court, and various other subjects related to India's political and legal systems. Research material on the Middle East, material relating to Austin's other writings, professional and personal correspondence, including State Department files, as well as U. S. Information Service photographs and negatives compose additional parts of the collection.

The American Whig Society (1769-1941) served as a major political, debating, and literary force both on the Princeton campus and throughout the nation. The Whig records consist primarily of minutes, financial records, and correspondence of members.

This collection comprises broadsides, posters and similar single-sided oversize printed objects created by or for Princeton University.

Consists of approximately 692 flat works from the collections of the Princeton University Art Museum, temporarily transferred to the Princeton University Library for use in Princeton University courses during the Fall 2023 semester.