Papers include Kagan's correspondence, photographs, printed materials and audio tapes. All letters in the collection date from 1938-39, when he had moved his Petropolis operations to Brussels; there are items by Vladislav Khodasevich, Vladimir Nabokov, and Mikhail Osorgin, and others. Among the photographs are pictures of Ivan Bunin, Konstantin Fedin, and Evgeniĭ Zami︠a︡tin. Printed materials consist chiefly of books published by his firms; some of the books are inscribed, for example by Nikolaĭ Berdi︠a︡ev and Lev Karsavin. Included is a lengthy taped interview of Kagan by Marc Raeff in which Kagan discuses his life and publishing activities.

The Chinese oral history project collection (中國口述歷史項目檔案) provides a wealth of information on the development of the project and its interviews with eminent Chinese political figures abroad in the United States and Hong Kong from 1958 to 1980s. The highlights of the collection consist of the administrative subject files, correspondence, interview photographs and reports, transcript drafts, collected autobiographies and manuscripts, audio recordings, and card files of names mentioned in the transcripts.

Correspondence, manuscripts, photographs, prints, and printed material relating to Tompkins and his family. The cataloged correspondence includes two letters while he was Governor, one from John Peter Van Ness, New York Congressman, and Tompkin's letter to Rev. Peter I. Van Pelt on the creation of a college on Staten Island. The manuscripts consist of Tompkin's Columbia College valedictory address, biographical and genealogical items. There are 5 portraits of Tompkins and his wife as well as cabinet photographs of the Governor's mansion in Albany

Francis Steegmuller (1906-1994) was a novelist, biographer, and translator. He was the author of many works about French culture and literary figures, and a translator of Gustave Flaubert. The papers include correspondence, manuscripts, photographs, printed materials, research materials, and scrapbooks.

Hugh Ferriss (1889-1962) was an architectural renderer known for his vision of the modern city and his ability to translate vast projects into dramatic but clear-cut images. Ferriss published two books: The Metropolis of Tomorrow (1929) and Power of Buildings (1953). The collection was donated to Avery Library by Ferriss' family after his death, and has been supplemented by several later additions from other sources. 363 original drawings in the collection have been photographed and digitized and can be viewed via links in the finding aid's container listing.

The collection documents the scholarship and writing of John Eugene Unterecker, a poet, biographer of the poet Hart Crane, and professor of English. The majority of the collection is composed of correspondence and manuscripts. Materials date from 1961 to 1987.

Louis Henry Sullivan (1856-1924) was an American architect and partner in the Chicago architectural firm Alder & Sullivan. He is also known as a mentor to architect Frank Lloyd Wright. The core of the collection is made up of 122 drawings given to Frank Lloyd Wright by Louis Sullivan before Sullivan's death in 1924. The Avery collection represents the bulk of what remains of Sullivan's drawings. Most of the drawings in this collection are designs for ornament representing different stages of Sullivan's stylistic development. Some drawings are annotated by Wright. The collection also includes additional donations of drawings, objects, and papers collected over the years.

Correspondence, manuscripts, notes, technical reports, memoranda, questionnaires, interview schedules, personal and professional documents, several photographs, one tape recording, and printed materials. The correspondence files contain letters to colleagues and researchers such as Bernard Berelson, Robert Lynd, Robert Merton, and Frank Stanton. The subject files document Lazarsfeld's many research projects such as the Admissions Officers Project, 1964-1970, the Planning Project for Advanced Training in Social Research, 1950-1955, and his first major endeavor, the Princeton Radio Research Project, 1937-1940. There are complete records for his 1954-1955 study on McCarthyism's effect on college teaching. These original materials consisting of correspondence, interview schedules, and questionnaires contain many detailed comments which could not be included in the published version of this study, THE ACADEMIC MIND (1958). Numerous files relate to Lazarsfeld's position as Associate Director of the Bureau of Applied Social Research (BASR). There are manuscripts of books, research papers, lectures, and articles by Lazarsfeld as well as by his students and colleagues.

This is the collection of Pulitzer Prizes winning exhibits and books from 1917 through 2017. In 2012 the Pulitzer Prizes switched from the bulky exhibits to an online system of submittal and judging.

This collections contains the professional research, writing, publications, and correspondence produced and collected by Rattner through her study of the architect James Renwick, Jr. The bulk of Rattner's research addresses the life and works of Renwick, but other research topics represented in her papers range from the Renwick family genealogy to the institutional architecture of New York City. Types of research material include personal research notes (in notecard format, both typed and holograph), correspondence (1963-2001), newspaper and magazine clippings, Xerox copies of archival material and secondary sources, transcribed articles and correspondence, brochures from historic sites, photographs and slides of buildings and sites, sketches, historic structure inventory forms, landmark nomination forms, landmark designation reports, and postcards.