The Barney Ebsworth papers date from 1973 to 1982 and include correspondence, notes and writings, printed materials, and photographs and film of works of art by Georgia O'Keeffe. The papers are comprised primarily of correspondence between Ebsworth and Doris Bry, Georgia O'Keeffe's commissioned sales agent, and notes on the legal proceedings between O'Keeffe and Bry (O'Keeffe v. Bry, 456 F. Supp. 822, S.D.N.Y. 1978).

Ephemera for the publications "Some Memories of Drawings" and "Georgia O'Keeffe Drawings". Materials date from circa 1968-1974.

This collection includes photographic materials related to Georgia O'Keeffe, her properties, travel, and artwork dating from 1894 to circa 1992. In addition to photographic prints and film, there are also original enclosures such as envelopes, boxes, and albums.

The collection consists of interviews with Georgia O'Keeffe's surviving relatives, colleagues, friends, and employees as well as supporting project documentation. The bulk of the materials date from 2000 to 2003 and include audiocassette recordings, typed transcripts, photographs, and research and project records.

The Maria Chabot Papers documents the life and work of Maria Chabot. The bulk of the items date from 1933 to the 1990s. There are biographical materials, correspondence, research, writing, materials related to her friendships, and materials related to her interests and many projects in the American Southwest.