The papers of Abby Aldrich Rockefeller primarily consist of correspondence, including personal correspondence to family and relatives, biographical materials; art collection files, and files pertaining to her philanthropic activities.

Douglas Putnam Haskellan (1899-1979) was an American writer, architecture critic and magazine editor. This collection contains correspondence, memos, articles, speeches, lectures, transcripts, clippings, notes, printed matter, photographs, audiotapes, and memorabilia mainly relating to Douglas Haskell's editorship at Architectural Forum and his professional activities. The collection includes items dating from 1866 to 1979, with the majority of materials dating from the period of 1949 to 1964.

The collection documents all aspects of the Downtown-Lower Manhattan Association's activities from its creation, with the consolidation of the Downtown Manhattan Association and the Committee on Lower Manhattan in 1958, through its most active and successful years of 1958-1974, through the mid-1990s with its participation in the Lower Manhattan Project and its resulting updated Lower Manhattan Plan, and the role played by the DLMA as the supporting organization for Lower Manhattan's Business Improvement District (BID), the Alliance for Downtown New York. The material encompasses the meeting records of the Board of Directors, Members, Executive Committee, Planning Committee, and other prominent committees, a limited selection of officers files, financial records, membership records, projects, DLMA publications, and reports and studies.

Lincoln Center for the Performing Arts is a nonprofit institution dedicated to fostering the arts of opera, music, dance, drama, and arts education. Its objective is not only to exist as a physical place where the arts are created and performed, but also to promote and facilitate access to the arts to as wide an audience as possible.

James Stephan Rossant (1928-2009) was an American architect and urban planner principally active in New York City, working from 1956 until 1967 at the office of Mayer and Whittlesey, from 1967 to 1995 in partnership with William J Conklin, and from 1995 until his death as James Rossant Architects. The collection includes his project records, original and reprographic architectural drawings, professional papers, electronic media, records related to Rossant's teaching and artistic practices, as well as a small number of personal papers of biographical interest.

James S. Russell (b. 1952. Seattle, WA) is an architectural writer, critic and journalist who lives and works in New York City. He is currently the architecture columnist for Bloomberg News, and from 1998 to 2005, he was an editor of Architectural Record magazine. Russell also contributes to numerous other publications, including the the New York Times, the Harvard Design Magazine, among others. A registered architect in New York, he practiced architecture with firms in New York City, Philadelphia, and Seattle before becoming a full-time writer. Russell received his Master of Architecture (MArch) at Columbia University in 1980.