The papers of New York author, art critic, and teacher Harold Rosenberg, and writer May Tabak Rosenberg, measure 4.0 linear feet and date from circa 1880-1985, with the bulk of the collection dating from the 1940s to the late 1970s. Records primarily document May Rosenberg's writing career and, to a lesser degree, her husband's career, through address books and calendars, letters, writings and notes, scattered business records, printed material, and photographs. Harold Rosenberg is documented most fully in the photographs, which include individual and family portraits, photographs of the Rosenbergs with family and friends, including artists and writers, and photographs taken in Springs, New York, where the Rosenbergs were part of the summer art colony in East Hampton.

The papers of New York editor and art critic Thomas Hess measure 10.0 linear feet and date from 1939 to 1978. The collection includes biographical materials, correspondence, extensive writings and notes, artists and subject files that also include recorded conversations with artists and others, printed materials, photographic materials, and artwork.

The papers of architectural historian, author, critic, teacher, and museum director, Henry-Russell Hitchcock, date from 1919-1987 and measure 24.8 linear feet. Almost all of the collection is comprised of Hitchcock's correspondence files relating to academic research, teaching, curatorial interests, and professional associations. Letters are from prominent architectural historians, architects, artists, preservationists, museum directors and curators, and family and friends. Also found are two feet of writings by Hitchcock and others, scattered biographical information, printed material, and photographs of Hitchcock and architecture.

The Computer Oral History Collection (1969-1973, 1977), was a cooperative project of the American Federation of Information Processing Societies (AFIPS) and the Smithsonian Institution. This project began in 1967 with the main objective to collect, document, house, and make available for research source material surrounding the development of the computer.

This collection was created by combining two separate accessions of biographical information on and photographs of entomologists. Series 1 consists mostly of biographical materials on dipterists (entomologists who specialize in the study of flies) but also includes information about other entomologists and scientists in general. The material,...

The records of the Downtown Gallery date from 1824 to 1974 (bulk 1926-1969) and measure 109.56 linear feet. The records present a comprehensive portrait of a significant commercial gallery that operated as a successful business for more than forty years, representing major contemporary American artists and engendering appreciation for early American folk art. There is an unprocessed addition to this collection dating circa 1970 of a single financial/legal document.

The papers of painter, teacher, and writer Hans Hofmann measure 29.92 linear feet and date from circa 1904 to 2011, with the bulk of the materials dating from 1945 to 2000. The majority of the papers were created after 1932 and document Hofmann's life and professional career after settling in the United States. Among his papers are personal and professional correspondence; records of his schools in Munich, New York City, and Provincetown, Mass.; writings and notes; financial records; photographs; printed matter; estate records; and a small number of personal papers of his second wife, Renate Schmitz Hofmann. Hofmann's personal papers are augmented by a large selection of printed matter, including exhibition catalogs, articles, news clippings, and monographs about Hofmann and modern art, as well as documentary projects including Tina Dickey's compilation of oral histories and records of Hofmann's students, and research materials, sound and video recordings, and motion picture film created and gathered by Madeline Amgott during the production of two video documentaries about Hans Hofmann released in 1999 and 2002. Hofmann's Library was acquired with his papers; inscribed/annotated volumes have been retained with the collection.

The Walter Rosenblum Collection is comprised of 7,396 silver gelatin negatives taken by noted photographer Walter Rosenblum (1919-2006) for New York art galleries, collectors and artists between 1945 and 1976. The collection reflects the art of his time and is particularly strong in American and European avant-garde, surreal and abstract works.

The Rockwell Kent papers measure 88.0 linear feet and date from circa 1840 to 1993 with the bulk of the collection dating from 1935 to 1961. The collection provides comprehensive coverage of Kent's career as a painter, illustrator, designer, writer, lecturer, traveler, political activist, and dairy farmer.

The Carlen Galleries, Inc., records measure 10.4 linear feet (gift portions) and date from 1775 to 1997 (bulk 1940-1986). Correspondence, business records, subject files, a scrapbook, printed matter, and photographs document the operation and activities of Carlen Galleries, Inc., and its founder Robert Carlen.