Bernard M. Baruch was a financier and public adviser. This collection consists primarily of public papers relating to Baruch's various involvements in government affairs.

This collection contains over 1,800 items including mugs, pipes, canes, banners, hatbands, pins, jewelry, and other material collected by many individuals that document reunions, sporting events, student traditions, and other aspects of University life.

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.

Author of the Pulitzer Prize-winning book The American Revolution (1923), Charles H. McIlwaine (Princeton Class of 1894) was a professor of history and government at both Princeton (1905-1910) and Harvard University (1926-1946). His papers include notes, lectures, and other miscellaneous personal papers.

Consists of correspondence and documents of Jonathan Belcher, dating from his early years in Massachusetts to his days as colonial governor of New Jersey.

Consists of documents representing at least three generations of the Pierson family of Orange, New Jersey, including Isaac Pierson (1770-1833, Princeton Class of 1789), a physician, his son William (1796-1882, Princeton Class of 1816), a physician and first mayor of Orange, and William's sons Edward (d. 1882, Princeton Class of 1854), a lawyer, and William, Jr. (1830-1900), also a physician.

Consists (primarily) of manuscripts of works by Handel and his contemporaries but also of correspondence and subject files gathered by James S. Hall, the English surgeon who collected most of the manuscripts.

The John Van Antwerp MacMurray Papers describe the public and personal lives of John Van Antwerp MacMurray (1881-1960), diplomat and specialist in Far Eastern Affairs, and his father, Junius Wilson MacMurray (1843-1898).

William Byler was Executive Director of the Association on American Indian Affairs (AAIA) from 1962 to 1980. After leaving AAIA, Byler continued advocating for the Native American community, first at Gerard, Byler and Associates and later at William Byler Associates. Byler's papers document his work on behalf of the Native American community after leaving AAIA. The papers include legal memoranda, draft and final agreements between Native American communities and companies or government agencies, and court documents, as well as topical files of related legislation and reports on the issues.

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.