The papers of John Evans, 1957-2012, bulk 1970s-2000, measure 7.1 linear feet and 1.00 GB and document the collage artist's involvement with mail art. The vast majority of letters are from mail artists, often with embellished envelopes and include and a digital version of Collected Essays by John Held, Jr. Writings include a thesis about mail art by Marya Trianfellos. Subject files concern art stamps, mail art shows and events, Ray Johnson's death and memorial tributes to him. The most thoroughly documented mail art project, "John Evans Fake Collages," is of unknown origin. In addition, there are a few items relating to projects conceived by Evans and more substantial documentation of projects initiated by Christina Behmenburg, Leslie Caldera, Ryosuke Cohen, Peter W. Kaufmann, Angela and Peter Netmail.

The papers of painter Charles Hoffbauer measure 6.5 linear feet and date from 1891 to 1975. The papers document his career through biographical material, correspondence, writings and notes, personal business records, printed materials, and photographic materials.

The papers of photographer and art historian Nina Howell Starr measure 21.2 linear feet and date from circa 1933 to 1996. The papers contain research files about various art historical topics, museums and galleries, photography, and artists. There are extensive files documenting Starr's relationship as researcher, dealer, and friend of folk painter Minnie Evans. Additionally, the papers include biographical materials, writings, speeches, project files, printed material collected or authored by Starr, and hundreds of artistic and documentary photographs and negatives created by Starr depicting her travels, Minnie Evans' paintings, roadside folk art, and other topics.

The Walt Kuhn Family papers and Armory Show records measure 31 linear feet and date from 1859 to 1984, with the bulk of material dating from 1900 to 1949. Papers contain records of the legendary Armory Show of 1913, also known as the International Exhibition of Modern Art, which introduced modern European painting and sculpture to the American public. Papers also contain records of the Association of American Painters and Sculptors (AAPS), the artist-run organization that mounted the Armory Show; records of the New York artists' clubs the Kit Kat Club (founded 1881) and the Penguin Club (founded 1917); and the personal and family papers of New York artist Walt Kuhn (1877-1949), one of the primary organizers of the Armory Show.

Primarily exhibition catalogs for modernist art exhibitions held in New York City during the first two decades of the twentieth century. Also included are catalogs for Boston exhibitions, mainly pre-1900, and a few other locales; exhibition announcements; gallery publications; and other printed material.

The collection comprises 29 linear feet of records that document the day-to-day administration of the Robert Schoelkopf Gallery from 1962 to 1991, with additional items predating the founding of the gallery from 1851 to 1961. The collection records artist and client relations, exhibitions, and daily business transactions through artist files, correspondence, printed matter, and photographic material.

The Library of Congress Copyright Deposit Collection is comprised of 2,335 photomechanical reproductions of works by 741 artists (mostly American). The large-format prints, deposited with the Library of Congress for copyright between 1890 and 1945, represent a broad range of nineteenth- and twentieth-century American art.

The papers of rubberstamp and artistamp artist, performance artist, collector of mail art, and fine arts librarian John Held, Jr. date from 1947-2018, bulk 1973-2013, and measure 12.9 linear feet. Found within the papers are biographical material, 18 printed diaries, letters received by Held from mail artists around the world, art work consisting of artistamps designed by miscellaneous mail artists, interview transcripts, writings, project and event files, printed material, mail art sent for the Gutai Historical Survey Exhibition held at the San Francisco Art Institute in 2013, and a collection of biographical material presented by Held at a Mail Art Study Day held at the Archives of American Art in 2018.

The papers of caricaturist and illustrator Alfred J. Frueh measure 7.7 linear feet and 3.18 GB and date from circa 1880-2010. These papers consist of biographical information, including a sound recording of reminiscences about Frueh by his children; correspondence that includes many illustrated letters and greeting cards; notes and writings; numerous caricature sketches, cartoons, and 25 sketchbooks by Frueh; printed and digital material; and photographs of Frueh and his artwork. There is a 2.3 linear foot unprocessed addition to this collection donated 2020 that includes bound and unbound scrapbooks and loose newspaper and magazine clippings of caricatures by Frueh from the New Yorker and other publications, circa 1920-1940.

The papers of wildlife illustrator, painter, and cartoonist Paul Bransom measure 10.1 linear feet and date from 1862 to 1985. Almost half of the collection is comprised of Bransom's correspondence, which is particularly rich in documenting his early career as an illustrator, and his relationships with authors, art editors, and publishers from the 1900s to the 1940s. Correspondence also contains a wealth of cards, many of which bear reproductions or original artwork by his many artist friends. Also found in the papers are biographical essays, certificates and awards, memorabilia, writings and notes, business files, bibliographies, an artwork inventory, exhibition catalogs, clippings, printed illustrations, pamphlets, photographs, scrapbooks, and original artwork.