The Albert Duveen collection of artists' letters and ephemera measures 1.1 linear feet and dates from 1807 to 1946. Unrelated letters written by over 170 mostly 19th and early 20th century American artists are found in this compiled collection of art critic, dealer, and collector Albert Duveen. Additional ephemera includes printed material and photographs of artwork.

The records of the New York City gallery James Graham & Sons measure 103.2 linear feet and date from 1815, 1821, circa 1896-2011 (bulk 1950s-1980s). The collection generally documents the gallery's contemporary art department during the time in which Robert Claverhouse Graham, Sr. worked at the gallery (1940-1979); records prior to 1954 are sparse and scattered. Gallery records include artist files; correspondence; exhibition files; financial records; inventory records; printed materials; sales, loans, and consignment records; scrapbooks; and photographic materials. Also found are records from Coe Kerr Gallery regarding exhibitions.. There is a 8.0 linear foot unprocessed addition to this collection donated in 2018 that includes artists' files regarding exhibitions and photographs of works of art.

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.

This collection of papers measures 0.2 linear feet, dates from circa 1820-1932, and provides scattered documentation of the lives of painter Rembrandt Peale and his wife Harriet. There are seven letters from Peale which discuss his Patriae Pater portrait of George Washington and his subsequent attempts to gain a commission from Congress for his equestrian portrait of the first president, as well as illuminating his opinion on patronage for the arts. The collection also contains a copy of Peale's lecture on "Washington and his Portraits," a page with drawings of Roman coins by Peale, two codicils to Harriet Peale's will, printed material including a pamphlet for Peale's The Court of Death and a catalog of sale for Harriet Peale's estate, and photographs of Rembrandt and Harriet Peale.

The papers of New York City art critic, writer, and lecturer Forbes Watson date from 1840-1967 with the bulk of materials dating from 1900-1960 and measure 13.92 linear feet. Found are biographical materials, correspondence, business records relating to the Arts Publishing Corporation, records documenting Watson's work for the Public Works of Art Project and the Section of Painting and Sculpture, reference files, an exhibition file from the Pepsi-Cola Company's Third Annual Exhibition, writings and notes, ten scrapbooks and loose pages, printed materials, and photographs.

The Frank K. M. Rehn Galleries records measure 21.8 linear feet and are dated 1858-1969 (bulk 1919-1968). The records consist mainly of business correspondence with collectors, artists, museums and arts organizations, colleagues, and others. A small amount of Frank K. M. Rehns personal correspondence and a few stray personal papers of individual artists are interfiled. Also included are financial records, scrapbooks, printed matter, miscellaneous records, and photographs documenting most of the history of a highly regarded New York City art gallery devoted to American painting.

The Victor D. Spark papers measure 22.2 linear feet and date from circa 1830 to 1983, with the bulk of the material from 1930 to 1970. The papers document Spark's career as a New York City art dealer and appraiser who was most active from World War II through the 1970s, focusing on Old Masters paintings and 19th and early 20th century American art. Found within the papers are biographical materials, artist files, client files, financial records, legal records, printed material, and photographs.

The papers of art collector Francis Patrick Garvan measure 44.9 linear feet and date from 1912 to 1953, with one document from 1867. The papers provide extensive documentation on the Garvan collection which included rare books, ceramics, glass, paintings, prints, and furniture. The majority of the collection consists of inventory records that give descriptive information regarding each piece in the collection; in many cases the files also include a photograph of the object. Also found are correspondence and subject files; auction records for sales at the American Art Association, Parke-Bernet Galleries, and Plaza Art Galleries; loan records; estate records; and a small amount of printed material, writings, and photographs. Approximately half of the Garvan papers were created posthumously by Mabel Brady Garvan and the managers of Garvan's estate.

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 art historican August Jaccaci measure 7.2 linear feet and date from 1889 to 1935, with the bulk of the material dating from 1904 to 1914. The collection documents Jaccaci's work as an art historian, writer, and editor, primarily during the period he researched, compiled, and published his book Noteworthy Paintings in Private American Collections. More than one-half of the collection consists of extensive correspondence to and from many notable artists, collectors, and art historians, including John La Farge, Kenyon Cox, Isabella Stewart Gardner, and Bernard Sickert concerning the research and publication of the book. The papers also house legal files, writings and notes, art collection research files, and photographs of artwork.