Charles Trueman Lanham was a life soldier who retired as a general and was also friends with Hemingway. The papers consist of Xerox copies of correspondence between Lanham and Hemingway, a chronology of his time in World War II, correspondence about Hemingway, and a draft of Carlos Baker's biography of Hemingway.

Consists of nearly 300 letters from Simone de Beauvoir to Violette Leduc documenting their literary friendship spanning four decades, along with 23 notebooks containing manuscript drafts of Leduc's autobiography, La Bâtarde (1964).

Consists of photographs, with notes, taken by British relief worker Norman Gilbertson of the aftermath of an earthquake on the Ionian island of Cephalonia, mainly at its capital city of Argostolion, in August 1953.

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 works, some accompanying correspondence, and photographs of poet, essayist, and church historian, Hubertis M.Cummings (Princeton Class of 1907).

Consists primarily of papers collected by Miriam Rogers concerning Albert Schweitzer (1875-1965) as medical missionary and physician at his hospital (founded in 1913) in Lambarene, French Equatorial Africa, after World War II. Rogers shared Albert Schweitzer's interest in music (as a pianist) and medicine, leading her to become chairman (1950-1971) of the""Friends of Albert Schweitzer" in Boston. She made several trips to Africa, France, and Germany to visit Schweitzer.

Consists chiefly of manuscripts and related material for two novels by American novelist John O'Hara: A Rage to Live (1949) and Ten North Frederick (1955).

Consists of a small archive of files from English publisher and author Fredric Warburg (of Secker & Warburg).

David Kellogg Lewis (1941-2001) was an American philosopher who taught at Princeton University and the University of California, Los Angeles and contributed to metaphysics, philosophy of mind, philosophy of language, philosophy of mathematics, philosophy of science, decision theory, epistemology, meta-ethics, and aesthetics. Lewis's papers include over four decades of his correspondence with other philosophers and scholars, including David M. Armstrong, J. J. C. Smart, Frank Jackson, D. H. Mellor, M. J. Cresswell, Allen Hazen, John Bigelow, and others, as well as drafts of his articles, books, reviews, and unpublished writings with related correspondence, his undergraduate and graduate student papers and class notes, research materials from his time at the Hudson Institute, photographs of Lewis with friends and fellow philosophers, a group of files kept by the Australian philosopher David M. Armstrong regarding Lewis, papers of Stephanie R. Lewis, and family papers.

The Association of Hiroshima University for Sending Atomic-bombed Roof Tiles distributes the tiles in an effort to perpetuate awareness of the bombings of Hiroshima and Nagasaki and to oppose the use and proliferation of nuclear weapons. The collection includes seven atomic-bombed roof tiles; photographs of the location where the roof tiles were recovered; booklets and pamphlets on the bombings of Hiroshima and Nagasaki; and information and correspondence from Hiroshima University.

Consists of an open collection of Ethiopic magic scrolls, chiefly dating from the 18th to 20th centuries, collected by Bruce C. Willise (Princeton Class of 1986).

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.

The collection includes correspondence to and from Mexican author Elena Garro and Chilean American critic and scholar Gabriela Mora, a handwritten testament by Elena Garro, and photographs of Gabriela Mora, Elena Garro, and Garro's family, friends, and colleagues. Also includes audio recorded interviews of Elena Garro conducted by Gabriela Mora in 1974 and 1979.

This collection consists of offprints of articles written by Princeton alumni and faculty; however, in some instances the articles are written about an individual alumni or faculty member. The offprints generally consist of journals, published articles, speeches, lectures, sermons, memorials, and articles from scientific journals and magazines.

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

Consists of correspondence and other materials collected by Mathieu-Guillaume-Thérèse Villenave relating to Alina d'Eldir, including her biography, her work with magnetism treatments, and the Ordre Asiatique de Morale Universelle.

Consists primarily of material relating to Ohio farmer Luzern Humphrey's overland journey from Kanesville, Iowa, to the Oregon Territory in 1852, his life there through 1853, and his return to Iowa in 1854, including his journal and 51 letters to his wife in Ohio. Also included are some papers relating to the family of William Miller, the founder of Adventism.

Each volume or set of volumes in the Princetoniania Collection is represented in the Princeton University Library Main Catalog, which is searchable by title, author, or call number.

Consists primarily of an unpublished manuscript, dating from 1917 to 1919, along with clippings and a few original photographs documenting the experiences of Percival William Petch (1886-1940), a British army officer who was stationed along the Macedonian Front during World War I.

Organized competitive athletics appeared on the Princeton campus in the 1850s and 1860s through the formation of intramural and intercollegiate athletics clubs which evolved over the ensuing century into the modern collegiate athletic system. The collection consists of scrapbooks and sets of clippings about sports and athletes at Princeton.

Francis Catlin was a member of the Princeton University Class of 1947. The collection contains materials distributed at the 1947 Bicentennial Convocation celebrating Princeton University's 200th anniversary.

Patrick Kelleher was director of the Princeton University Art Museum from 1960 to 1972. His papers consist of articles, notes, photographs, and printed matter from Kelleher about the Holy Crown of Hungary. There is a smaller selection of correspondence with artists and colleagues about the direction of the Art Museum.