This collection contains the personal and professional papers of Celia Adler and Lazar Freed, including theatrical materials such as scripts, programs and sheet music, correspondence, newspaper clippings, assorted publications, and photographs of many of the members of the Adler family and their friends from the Yiddish theater. These materials reflect the wide scope of the Adler acting family and their immense influence on Yiddish theater, Broadway and motion pictures.

The records of the American Jewish Congress, a national Jewish agency, concerned primarily with Jewish and other minority civil rights, include the constitution, by-laws, and minutes of the Administrative and Executive Committees and Governing Council of the Congress. The collection has materials generated by the National Biennial Conventions, Executive Directors, including Phil Baum and Henry Siegman, and the General Counsel files of Will Maslow, Commissions and the Jerusalem Conferences of Mayors, Regional Chapters, National Women's Division, Business and Professional Chapters, Public Relations, and miscellaneous activities conducted by American Jewish Congress.