The Program in American Civilization at Princeton University, later known as the Program in American Studies, began in 1942 and is the University's oldest interdepartmental program of study. In the spring of 1964 the Program sponsored a three-day conference titled Design in America, in which research papers on architecture and city planning were presented by a number of scholars in the field. Consists of one bound volume containing the program schedule of the Design in America Conference, lists of those who participated, and a copy of each paper presented at the conference.

Consists of 13 mounted albumen card photographs from Oregon photographer D. C. Herrin's "Columbia River Scenery" series that depict various scenes along the river, including views of waterfalls; sites such as The Dalles, the Columbia River Gorge, and Mount Hood; and steamships. Herrin took the photographs via The Dalles, Portland, & Astoria Navigation Company (DP&AN) steamers and via the Oregon Railroad and Navigation Company (OR&N) line.

Consists of several anti-slavery letters and circulars, dating from 1838 to 1845, to New Hampshire state legislator and abolitionist, Daniel Hoit (1778-1859).

Consists of formal speeches and over three hundred e-mails collected by Prof. José Buscaglia-Salgado regarding the demands of scholars, intellectuals, and artists for changes in the official doctrine of the Cuban Revolution laid down in a speech by Fidel Castro.

The Council on Urban Studies was formed in 1968 to confront "the numerous intellectual challenges posed by urbanization" and to foster and coordinate the teaching and research activities of the schools and departments at the University concerned with Urban Studies, such as the School of Architecture and the Woodrow Wilson School. The records include meeting minutes, correspondence, and a questionnaire circulated to undergraduates.

Following a fire that destroyed the University Gymnasium in 1944, a committee was formed by the Council of Athletics for the purpose of replacing as many of the athletic trophies of the University as possible. The collection consists of the records of the Council on Athletics Trophy Committee, including subject files containing photographs, drawings, purchase orders, and other general information about the trophies.

Consists of letters written by Alexander Marshall Thompson while he was attending the College of New Jersey (now Princeton University) from 1889 to 1893, giving a view of a student's social, athletic and academic life, while providing valuable information regarding the history of the College.

Consists primarily of letters to American author/inventor Charles Felton Pidgin relating to his study of Aaron Burr (1756-1836).

Corliss Lamont was a humanist philosopher and socialist who served as a director of the American Civil Liberties Union (ACLU) from 1932 to 1954. The Corliss Lamont Papers document the breadth of Lamont's career as a humanist, civil libertarian, and philanthropist.

Consists of material relating to the relief of refugees of the Cretan War of Independence.

The Copybook Collection brings together original materials from the university archives. Copybooks document individual students' work and interests; they may contain penmanship exercises, handwritten excerpts of poems, and/or literary translations.

This collection consists of three ledgers and a daybook kept by Cook Almy (1765-1861), a white farmer based in Puncatest Neck in Tiverton, Rhode Island, in the late 18th and early 19th centuries. Almy's homestead farm was situated on the traditional lands of the Wampanoag (Wôpanâak) people, and many of the customers and employees documented in the ledgers are Wampanoag and/or African American. Entries relate to the operation of a grist mill, masonry and stone sales, lumbering, and spinning and weaving, as well as to Almy's activities as a landlord, raising livestock for sustenance, and selling corn, barley, and other grains.

Consists of audiocassette tape recordings of a conference at Queens College entitled, "Women, Race and Memory: Toni Morrison's Beloved" that took place May 8, 1989.

The Committee on Safety and Insurance was an administrative organization that dealt with occupational safety and insurance issues throughout University facilities and departments. The records consist of Commitee minutes, accident reports, insurance policies, general subject files, and correspondence.

Consists of a semi-autobiographical work, A SOCIALIST'S FAITH (1951), by Thomas (Princeton Class of 1905).

Consists of (27) color and black-and-white lantern slides of Athens, Greece depicting antiquities, architecture, local costumes and everyday life in Athens at the beginning of the 20th century.

This collection contains several photographs which feature racist and colonialist imagery.

Consists of an anonymous German-speaking scholar's manuscript drafts, research notes, extracts from 17th- and 18th-century printed books (identified by author and title), transcriptions of Roman inscriptions, documents, and other materials pertaining to ancient inscriptions and coins.

Consists of correspondence of the American architect and author Claude Fayette Bragdon, as well as related printed material.

Consists of a selected group of over sixty photographs of Native American people collected by Christopher Cardozo (1948-2021), an American art collector, dealer, publisher, and photographer. Mostly taken by white photographers in the mid to late 19th century and around the turn of the 20th century, these photographs depict people from the following Indigenous communities (and likely others that are unidentified): Sioux, Dakota, Chippewa (Ojibwa), Winnebago, Duwamish, Paiute, Ute, Yuma, Mojave, Arapaho, Apache, Gila, Maricopa, Kiowa, Nez Perce, Flathead (Salish), and Comanche.