The records of the American Watercolor Society measure 3.8 linear feet and date from 1867 to 1977, with the bulk of the material dating from 1950 to 1970. The collection provides scattered documentation of the operations and activities of one of the oldest continuously operating artists' organizations in the United States and includes records of its administration and history, membership, and exhibitions, as well as printed material and photographs.

The papers of abstract painter Milton Avery measure 2.8 linear feet and date from 1926 to 1982, with the bulk of the collection dating from 1950 to 1982. Almost the entire collection consists of records of the Milton Avery Trust (2.4 linear feet) maintained by Avery's wife Sally, who served as a trustee. Milton Avery's business and personal correspondence (five folders) contains letters from friends and fellow artists, including a few from George Duthuit, Louis Eilshemius, Marsden Hartley, Wallace Putnam, and Mark Rothko. Also found are scattered writings about Avery, price lists, estate records, exhibition announcements and catalogs, and news clippings.

The collection comprises 2.3 feet of papers concerning George Catlin's creation and promotion of his famed "Indian Gallery" of paintings, drawings, and artifacts of North American Indians. Dating from 1821 through 1904, with one item dated 1946, the papers include letters, notebooks and journals, receipt books and loose receipts, printed materials, and other documentation. The bulk of the collection focuses on Catlin's efforts to promote the sale of his gallery to the United States government through tours, including London and Paris, and petitions to various governments to purchase the Gallery. Among the rare printed catalogs and petitions in the collection are exhibition catalogs for the U.S., London, and Paris tours, the earliest dating from 1837. Letters and other documents include letters dating from the 1830s from Henry Clay, Thomas Sully, and William Henry Seward commending Catlin's work, as well as Catlin family correspondence and papers dating from 1821 through the 1870s.

This accession consists of records documenting lichen research, including specimen identification, collection and professional activities of Mason E. Hale, Curator. Materials include correspondence, memoranda, photographs, slides, negatives, field notes, charts, diaries, publications, lists, newsletters, collecting cards, news clippings, ...

The papers of sculptor Freda Koblick measure 5.8 linear feet and date from 1934 to 2011. The collection documents her career through scattered biographical material, correspondence with family and friends, personal business records, writings, printed material, artwork, and photographs.

The papers of southern California contemporary art curator, critic, and historian Jules Langsner measure 4.4 linear feet and date from circa 1910s-1998, with the bulk of the materials dating from 1950-1967. Found within the papers are biographical material; correspondence with family, friends, and colleagues; writings normal="1941"> travel, and works of art; and audio recordings of Langsner's lectures and eulogies given at his funeral.

The papers of New York City and California painter, printmaker, and teacher Harry Sternberg date from 1927 to 2000 and measure 3.4 linear feet and 0.553 GB. The collection documents Sternberg's career as an artist and art instructor through scattered biographical material, correspondence with friends, artists, collectors, curators, art organizations, universities, and galleries, writings by Sternberg and others, exhibition catalogs and announcements, news clippings, and other printed and digital material. Also found are photographs of Sternberg and his artwork, two sketchbooks and three loose drawings by Sternberg, audio visual recordings, and one scrapbook.

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 influential blacksmith, sculptor, metalsmith and educator, L. Brent Kington, measure 9 linear feet and date from 1944 to 2012. The collection provides a valuable overview of Kington's career through correspondence relating primarily to exhibitions, subject files, drawings, photographs of Kington and his artwork, printed matter and audiovisual material. An additional 5.2 linear feet of papers was accessioned from 2007 to 2012 and remains unprocessed.

The John Bernard Myers papers span the period circa 1940s to 1987, bulk 1970-1987. The collection measures 2.0 linear feet and documents Myers's work as a writer, editor, and gallery director, and includes correspondence, writings, printed material, and photographs.