The Robert Richenburg papers, circa 1910s-2008, measure 5.3 linear feet and 4.32 GB. Biographical material, correspondence, subject files, writings, sound and video recordings, printed material, and photographs document the professional career and personal life of the educator and New York School painter and sculptor best known for his Abstract Expressionist paintings.

The papers of modernist painter and activist Harold Weston (1894-1972) date from 1894 to 1978 and measure 24.3 linear feet. The papers focus on Weston's painting career and his involvement with humanitarian and artistic causes. Found are biographical materials, correspondence, personal business records, association and organization records, commission and project files, materials relating to Weston's book Freedom in the Wilds, writings, artwork, printed materials, two scrapbooks, and photographs.

The Nancy Holt Estate records measure circa 58.2 linear feet and date from circa 1900-2014, with the bulk of the material dating from 1960-2000. The records include financial records, notebooks, project files including unrealized proposals, correspondence, calendars, and 9 linear feet of Holt's annotated library. Also included are the John Weber Gallery records concerning Robert Smithson that consist of the gallery's inventory and slide records of Robert Smithson's drawings and sculptures, including earthworks, and incorporate some slides from the James Cohan Gallery. James Cohan worked for John Weber before establishing his own gallery in 2001.

The Jacques Lipchitz papers and Bruce Bassett papers concerning Jacques Lipchitz measure 52.8 linear feet and are dated circa 1910-2001, with the bulk of the material from the period 1941-2001. Papers are comprised of sculptor Jacques Lipchitz's personal papers and filmmaker Bruce Bassett's papers relating to Jacques Lipchitz. Lipchitz's personal papers contain personal and professional correspondence, comprising nearly half of the series, and biographical material, writings by and about Lipchitz, printed material, and photographs documenting Lipchitz's commissions, exhibitions, friendships, and interests. Also found are records relating to the compilation and production of The Sculpture of Jacques Lipchitz: A Catalogue Raisonné by Alan G. Wilkinson. The Bruce Bassett papers relating to Jacques Lipchitz consist mainly of Bassett's extensive audiovisual documentation of Lipchitz's life and art. Also found are paper records related to the audiovisual projects, including letters, business records, printed materials, and production records. A small quantity of material unrelated to Lipchitz is also found among the Bassett material, including video and sound recordings related to Sidney Lifchez, IBM, Isamu Noguchi, the Storm King Sculpture Center, and Auguste Rodin.

The Chester Beach papers measure 7.32 linear feet and date from 1846 to 1999, with the bulk ot the material dating from circa 1900 to 1999. The work and professional activities of Beaux Arts sculptor Chester Beach (1881-1956) and his family's efforts to exhibit and sell work from the estate are documented by project files, business records, correspondence, scrapbooks, printed material, and photographs. The papers also include many artist-designed Christmas cards sent and received by the Beach family, and artwork by Chester Beach and others.

The Emmy Lou Packard papers measure 9.4 linear feet and date from 1900 to 1990, and focus on the career of painter, printmaker, muralist, and sculptor Emmy Lou Packard. Also found are extensive materials relating to Packard's personal and professional relationship with muralist Diego Rivera and painter Frida Kahlo, with whom Packard lived for one year in Mexico. Papers include correspondence, financial records, notes, writings, exhibition files, photographs, and printed material.

The papers of Dorothy Dehner measure approximately 4.5 linear feet and date from 1920 to 1987, with the bulk of the material dating from 1951 to 1987. The collection documents the life and work of the sculptor. Papers include extensive correspondence, business and financial papers, writings, interviews, printed material, photographs, student papers, one item of art work, and scattered personal papers and material relating to David Smith.

The Cleve Gray papers, 1933-2005, measure 9.2 linear feet. Papers include biographical material, alphabetical files, writings, artwork, audio/visual records, artifacts, printed material, and photographs. Extensive alphabetical files contain personal and professional correspondence as well as subject files relating to projects and interests. Especially well-documented are: Gray's involvement with the Vietnam protest movement; and Threnody, his best-known work composed of fourteen large panels lamenting the dead of both sides sides in Vietnam, commissioned by the Neuberger Museum of Art.

The papers of Claudia DeMonte and Ed McGowin measure 7.2 linear feet and date between 1960 and 2018. The papers primarily document Claudia DeMonte's career as a painter, and to a lesser extent her husband's career, through correspondence with family, friends, colleagues, and art institutions; notebooks, poetry, and other writings; scrapbooks; curriculum vitas, awards and certificates, commissions, and other professional activity; exhibition announcements and catalogs, newspaper clippings, magazine articles, and other printed material; sketchbooks and other artwork; personal photographs, portraits, of artwork, and other photographic material.

The Donald H. Karshan papers relating to Alexander Achipenko measure 1.8 linear feet and date from 1920 to 1973, (bulk dates 1966-1970). Karshan, a print expert and collector, served as Curator of the Archipenko Collection and Director of the Archipenko Archive from circa 1966 until circa 1973. Exhibition files include records concerning University of California, Los Angeles's Alexander Archipenko Memorial Exhibition, 1967-1969, that traveled throughout the United States; an expanded version of the show was circulated in Europe by the Smithsonian Institution. The collection also contains general correspondence relating to the administration of the Archipenko Collection and Archipenko Archive, Leopold Survage, and writings on Archipenko's work and life by Karshan with related correspondence.