The papers of art historian, art critic, author, librarian and educator Ellen Hulda Johnson measure 61.5 linear feet and date from 1872-2018, with the bulk of the material dating from 1921-1992. The papers include biographical materials; personal and family files; personal, professional, and business correspondence; extensive research and writing files; teaching files; subject files; professional and curatorial files; and artists' files. Johnson's papers reflect the full range of her career, interests, and close relationships with many artists. There is a 0.2 linear foot unprocessed addition to this collection donated in 2021 that includes letters to Ellen Johnson from others, letters from Johnson to Carl Gerber, and a sketch by Johnson. Materials date from circa 1956-1991.

Letters and typescripts of letters from O'Donovan to his family, including his mother, Mary Bright O'Donovan, and his sisters Jennie O'Donovan Abraham and Lucy A. Victor. Letters concern his Civil War service, his study of art in New York, his art work, social conditions, Christmas, and other topics.

137 pages of notes covering 33 lectures given by Violette De Mazia at the Barnes Foundation on 19th and 20th century art. These unauthorized notes include the orientation lecture, reading assignements, and class discussions.

The bulk of collection consists of correspondence with his wife Alice Hirschberg and their son Laurence Nelson, but also included are letters to Hirschberg from Charles Yardley Turner and William St. John Harper, who write from abroad while studying art with Jean Paul Laurens and Leon Bonnat. Other correspondents include Walter Shirlaw, John Lavery...

The papers of art historian, curator, and professor Robert Rosenblum measure 38.3 linear feet and 1.17 GB and date from circa 1927 to 2009, with the bulk dating from 1950 to 2006. They include biographical material, extensive personal and professional correspondence; lectures, writings, and writing project files by Rosenblum and others; exhibition files; research reference files; teaching files; personal business records; printed and digital material; photographs; and artwork.

Research material on William Rimmer compiled by Lincoln Kirstein, 1944-1955, and added to from 1958 on by Richard Sherman Nutt. Included are correspondence, notes and writings, scrapbooks, photographs, and printed materials.

The papers of William Couper date from 1872 through 1971 with the bulk of the material dated 1872 through 1908. The collection consists of 0.9 linear feet of letters, photographs, and printed material that document William Couper's career as a sculptor and his family life. Letters are from Couper and his wife to his parents, and to his brother John, discussing family matters, his art training, his travels, and his work in New York. There are also several letters from his father-in-law, sculptor Thomas Ball.

The papers of feminist art historian and educator Linda Nochlin measure 31.2 linear feet and 3.9 gigabytes and date from circa 1876, 1937 to 2017. The collection is comprised of biographical materials; date books and notebooks; correspondence; writing project files that include material on Gustave Courbet and realism, bathers and the body, essays and lectures on 19th century art among other topics, artists, and smaller writing projects; professional files containing material on conferences and fellowships; teaching files detailing courses taught by Nochlin at New York University Institute of Fine Arts and other institutions; printed materials; artwork; and photographic materials that document Nochlin and her relationships with family, colleagues and friends, and artists.

The papers of art historian, curator, and educator Patricia Hills measure 39.1 linear feet and 0.113 GB and date from circa 1900-2015, bulk 1968-2009. Central to this collection are project files documenting professional work that resulted in lectures, publications, exhibitions, art history courses on numerous artists including Alice Neel, Jacob Lawrence, May Stevens, Rudolf Baranik, and John Singer Sargent. These files and files documenting Hills's tenure at the Whitney Museum of American Art include planning documents, research files, correspondence, manuscripts and accompanying publications, as well as other printed materials. Some of this material is in digital format. The collection also contains correspondence with art historians, artists, curators, and others, notably Lawrence Alloway, Lowery Stokes Sims, Lucy R. Lippard, T.J. Clark, Leon Golub, and Donald Kuspit; professional files documenting grants and residencies awarded and consulting work; artist and subject files; other writings; and printed and digital material. Membership and affiliation records document Hills' service to the profession, including Women's Caucus for Art and the Visual Culture/Art History Caucus of the American Studies Association.