The collection consists of American consulting engineer and newspaper columnist, Howard W. Ambruster's works, correspondence, miscellaneous material, and printed matter.

The American Civil Liberties Union (ACLU) is the pre-eminent civil liberties organization in the United States, utilizing litigation, lobbying, and public education to defend and preserve the individual rights and liberties guaranteed by the U.S. Constitution. These records document the administration and work of the ACLU's national office, regional offices, and legal projects, with particular emphasis on the areas of civil rights, children and women's rights, freedom of speech (and all First Amendment questions), and due process, among many others. The records include case files, correspondence, meeting minutes, research files, and files of staff members. Portions of the records (Subgroup 1; Subgroup 2, Series 2, 3, and 4; Subgroup 3, Subseries 5B) have been digitized and are available for members of the Princeton community to view here. To view the database from outside Princeton University, please see the Guide to the American Civil Liberties Union Records.

Edward Anthony was a noted writer and publisher in the twentieth century, known primarily for his light verse. His papers include several manuscripts, including an autobiography co-authored with Clyde Beatty about circus animal training and a collection of poems. A few miscellaneous papers, such as letters and a date book from 1928 complete the collection.

This collection consists of American historian William M. Armstrong's works and research material on Edwin Lawrence Godkin (1831-1902), a founder and editor of The Nation (1865-1881) and editor of the New York Evening Post (1883-1900). The collection contains typed manuscripts of Armstrong's biography on Godkin along with other writings, as well as photocopies, microfilms, and typescripts of correspondence.

Consists of a closed collection of more than 5,000 Western Americana photographs, consisting mostly of documentary photographs of the Trans-Mississippi West from the late 1860s to early 1900s, largely from the perspective of white photographers and settlers. Subjects include American Indians (especially studio portraits), natural wonders, cities, towns, buildings, and economic activities (mining, railroads, logging, and agriculture). Some photographs relate to the Indigenous populations of Mexico and Central America. The dimensions, physical formats, and photographic processes of the photographs vary widely.

Shakespearean scholar Gerald Eades Bentley was a professor of English at Princeton University (1945-1970) and assistant librarian for Special Collections (1971-1973). His papers consists of notes, typescripts, and galleys for three published works, The Jacobean and Caroline Stage (1941-1968), The Profession of Dramatist in Shakespeare's Time, 1590-1642 (1971), and The Profession of Player in Shakespeare's Time, 1590-1642 (1984), as well as various speeches, articles, and correspondence about his works.

Consists of correspondence, manuscripts, and ephemera by and relating to John Steinbeck collected by Preston Beyer, cofounder of the John Steinbeck Society of America. Included is a large amount of correspondence (circa 1939-1993) of Beyer with bibliographers, critics, collectors, biographers, universities, friends, and relatives concerned with the life and works of John Steinbeck.

Consists of copies of diaries kept by Blom and his wife, Gertrude Duby Blom, from 1943 to 1959, while searching for Maya ruins in Chiapas, Mexico, in 14 volumes.

Consists of copies of fundamental legal instruments of government (1664-1961) under which people have lived in New Jersey for the last 300 years, gathered by historian, Julian P. Boyd, for the book Fundamental Laws and Constitutions of New Jersey (1964), which he edited.

David F. Bradford (1939-2005) was a professor of economics and public affairs at Princeton University and served on the faculty from 1966 to 2005. His main areas of study were public finance and urban problems, and he was internationally known as an expert on taxation. Bradford's papers document his academic career and include correspondence files and conference files, as well as papers related to his research with Harry H. Kelejian, his appointment books, and biographical materials from his years as a student.

Consists of thirteen notebooks compiled by American biographer Allison Williams Bunkley while in South America doing research for his book The Life of Sarmiento (1952).

This collection contains playbills from Greece.

The "Literary Landmarks of Princeton" Exhibition Collection consists of author files and miscellaneous materials related to the "Literary Landmarks of Princeton" exhibition curated by Alfred L. Bush in 1967. The exhibition chronicled works of fiction, drama, and poetry written in Princeton by over 100 authors from the early 18th century to the mid-1960s.

The Butler Family Papers consists of works, notes, correspondence, journals, photographs, and other materials of Benjamin Franklin Butler (1795-1858), William Allen Butler (1825-1902), Mary Russell Marshall Butler (1827-1919), Charles Henry Butler (1859-1940), Harriet Allen Butler (1861-1914), and other members of the Butler family.

Bernardo Canal Jeijóo was a lawyer and poet in Argentina during the twentieth century. His correspondence consists of letters with other writers and artists about both the arts and everyday life.

Consists of papers of journalist Levering Cartwright (Princeton University Class of 1926) relating to the association of "Death Valley Scotty" (Walter Scott, 1872-1954), an eccentric prospector, Wild West show entertainer, and hoaxer, with his friend and financier, Albert M. Johnson, an insurance company executive.

Consists of an open collection for Maria Chrousakē photographs of several places in Greece and Cyprus mostly Byzantine churches and monasteries and archaeological sites.

The U.S.S. Princeton [C.V.L.-23] Collection, located in the University Archives, contains research materials for the book, Carrier Down, by Marcia Clark in which the history of the U.S.S. Princeton is chronicled.

Consists of notebooks and notes taken by George R. Collins during his years as an undergraduate and graduate student at Princeton (Classes of 1939, 1942) in the fields of art and architecture.

Consists of selected manuscripts, correspondence, documents, portraits, and other items created by or about United States President James Madison (Class of 1771) and Dolley Madison, collected by Jasper E. Crane (Class of 1901).