The records of the Municipal Art Society of New York, based out of New York City and established in 1893, measure 3.2 linear feet and date from 1901 to 1960. The records include minutes from the annual and directors meetings, which incorporate reports, directors' files, committee files, and printed material. Financial reports to the Municipal Art Society Board that detail the organization's Permanent Fund are also present.

The records of the National Society of Mural Painters measure 13.1 linear feet and date from 1895 to circa 2007. The activities of the society are documented through administrative files, membership files, correspondence, committee files, exhibition and competition files, artist files, financial and legal records, printed material, a scrapbook, and photographic materials.

The records of the National Arts Club measure 32.1 linear feet and date from 1898 to 1960. The collection documents the founding of the club, and it's governance, administration, exhibitions, and social activities

The records of the Fine Arts Federation of New York, a consortium of New York City arts and architecture organizations, measure 15.2 linear feet and date from 1895-2005, bulk 1935-2002. The Federation's activities on behalf of the interests of the constituent organizations and the greater community are documented through officers' files, correspondence, administrative records, scattered printed materials, and scrapbooks.

The papers of New York, N.Y., and Washington, D.C. painter and muralist Allyn Cox measure 11 linear feet and date from 1856-1982. The collection documents Cox's personal and professional life through biographical material, family and general correspondence, writings and notes, research material, printed material, sketchbooks and loose sketches, and photographs. Photographs are of Cox at work, the Cox family, including Kenyon and Louise Cox, Cox's friends and colleagues, events, and Cox's artwork.

The papers of New York City arts administrator Porter A. McCray measure 12.3 linear feet and date from 1936 to 1989. The papers include scattered biographical materials, correspondence, and writings and notes. The bulk of the collection consists of professional files documenting his advisory and consulting work for museums, institutions, organizations, and foundations. Also found within the collection are printed materials and photographs of McCray and artwork.

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 papers of Washington, D.C. art historian, librarian, author, educator, and art consultant Marchal Landgren measure 15.3 linear feet and date from 1881 to circa 1982, with the bulk of the material dating from 1930 to 1975. Included are biographical materials, correspondence, writings and notes, professional and organization files, research projects' files, scattered personal business records, printed materials, two clippings scrapbooks, photographical materials, and scattered artwork.

The records of the Architectural League of New York measure 114.9 linear feet and date from 1880s-1974 (bulk 1927-1968). The League's mission "to advance the art of architecture" is documented through administrative and business records, committee records and officers' files, exhibition files, records of functions and events, correspondence, publicity files, photographs, lantern slides, and 16 scrapbooks.

The papers of Chaim and Dorothy Koppelman measure 4.0 linear feet and date from circa 1930s-2006, bulk 1942-2005. The collection documents the activities of Chaim Koppelman and his wife, Dorothy Koppelman, as artists and educators, and their affiliation with the Terrain Gallery and the Aesthetic Realism Foundation. Materials include biographical material, correspondence, writings and notes, subject files, teaching files, exhibition files, personal business records, scrapbooks, printed material, sketches, sketchbooks, and photographs.