During World War I, Gilbert Fairchild Close held several positions in the government of President Woodrow Wilson, culminating with that of Stenographer and Private Secretary to the President. The papers document Close's work with Wilson, including the trip Close took to Europe with Wilson for the Paris Peace Conference at the conclusion of World War I.

Professor Ansley J. Coale (1917-2002) was a demographer whose work focused on nuptiality, fertility, and mortality in several countries. Coale joined the Princeton University faculty in 1947 and spent his entire career as a member of the university's Office of Population Research (OPR). The papers contain correspondence, Coale's research papers and projects, and samples of data collected. The material spans the several decades (1950s to 1990s) Coale spent as a member of the Princeton faculty, as well as the work he did during his retirement.

Contains approximately 175 letters by Sir Sydney Carlyle Cockerell, written after Cockerell's retirement as director (1908-1937) of the Fitzwilliam Museum, to Janet Troxell, an American collector of manuscripts, discussing, in part, William Morris, Dante Gabriel Rossetti, the Kelmscott Press, and Cockerell's rare book and manuscript collections.

Stephen F. Cohen was a historian who wrote extensively on modern Russian history. The Stephen F. Cohen Papers consist primarily of research materials related to Cohen's book projects, along with other correspondence, writings, and materials related to speaking events.

William E. Colby, Princeton University Class of 1940, was a career agent in the Central Intelligence Agency (CIA) and Director of Central Intelligence from 1973-1976. However, the bulk of the collection documents his post-CIA career and contains correspondence, speeches, writings, newspaper clippings, and subject files that reflect Colby's professional and private interests.

The collection consists of twenty-four audiocassette recorded interviews conducted by Thomas Colchie (Princeton University alumnus, Class of 1964) of or about Brazilian writer Jorge Amado. Recordings include interviews with Jorge Amado and other writers and artists speaking about Amado. Also includes photocopy documents about Amado's political involvement as an elected representative in Brazil's National Constituent Assembly from 1945-1947, and photocopy documents of Brazil's National Intelligence Service (SNI) file on Amado.

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.

Varnum Lansing Collins was a Princeton alum of the Class of 1893 and served as the University's Secretary from 1917 to 1936. Throughout his life Collins exhibited a special interest in Princeton's history and he authored a number of works relating to that theme. The Varnum Lansing Collins Papers consist primarily of materials generated by Collins while writing several of his most well-known works on Princeton history.

This collection, which consists primarily of correspondence but also includes diaries, official and legal documents, ephemera, and photographs, largely relates to Samuel Comfort (1837-1923), a U.S. Civil War veteran, diplomat, inventor, and foreign representative for the Standard Oil Company in Europe and India. Documentation of Comfort's Civil War experience is particularly robust. To a lesser extent, the collection documents the family of Comfort's daughter Emma Walraven Comfort (1869-1954) and her husband, Harry Maule Crookshank (1948-1914), a distinguished physician who served as British Controller-General of the Daira Sanieh Administration in Egypt from 1897 to 1907. British Conservative politician Harry Frederick Comfort Crookshank (1893-1961) as well as several other members of the Comfort family, particularly Samuel's father, George Comfort (1808 -1887), are also represented.

Consists of publications, reports, notes, photographs, ephemera, and print illustrations documenting the Suez Canal's administration, its development and construction, depiction in travel and tourism, and impact on shipping and world trade in the late 19th century and early 20th century.

El archivo de Alma Concepción consiste principalmente en 43 álbumes de la bailarina, educadora y coreógrafa puertorriqueña Alma Concepción, que contienen fotografías, recortes, programas, cartas, tarjetas postales, folletos, material de difusión y memorabilia. También incluye escritos de Alma Concepción, material de investigación, imágenes digitales, recuerdos, afiches y partituras musicales.

This collection contains the musical manuscripts, musical sketches, and personal papers of Edward T. Cone, a composer and member of the Princeton University faculty.

The Stella Bloch Papers Relating to Ananda K. Coomaraswamy consists of manuscripts, correspondence, drawings, photographs, printed material, and postcards of the American dance critic, art historian, and artist Stella Bloch (1898-1999). This collection documents the relationship between Bloch and the Anglo-Indian art historian, philosopher, and author Ananda K. Coomaraswamy (1877-1947) who embodied the roles of mentor, husband, and friend. The papers primarily contain correspondence by Coomaraswamy to Bloch, as well as a small amount of other letters. Writing was a vital form of communication for Coomaraswamy and Bloch, especially during their marriage, since they always resided in different cities; he lived in Boston while she lived in New York. There are also drawings by Coomaraswamy and by Bloch, as well as photographs-some taken by Coomaraswamy-that include portraits and assorted images from their travels to India and Southeast Asia. The articles in both manuscript and printed form provide a sampling of Coomaraswamy and Bloch's writings on art, religion, and philosophy. Furthermore, there is a small selection of printed material about Coomaraswamy and Bloch, and a series of memento postcards.

Ananda K. Coomaraswamy was a noted art historian and champion of Ceylonese and Indian culture. This collection covers a broad spectrum of Ananda K. Coomaraswamy's work in the fields of art history, philosophy, religion, and social criticism.

John "Judge" Cobb Cooper (1887-1967) was a Princeton University graduate and a pioneer in the field of Aerospace Law. The collection is composed of correspondence and other materials pertaining to Cooper's activities as Curator of Class Records and as an active member of the Friends of the Library and the Graduate Council.

The Julio Cortázar Papers consists of the manuscripts, notes, and notebooks of the Argentine novelist and short story writer Julio Cortázar (1914-1984). These papers primarily contain unpublished prose and poetry, as well as some manuscripts of published materials. Though Cortázar is not generally thought of as a poet, poetry is heavily represented in the collection, including a notebook of poems he wrote at the age of 12 (1927). There are also Spanish translations of some of Jean Cocteau's poetry, and lecture notes from two courses that Cortázar taught. Furthermore, the papers contain a small selection of quotations collected from the work of others, and notebooks that include an assortment of prose, poetry, and notes.