The Annual and Mid-Winter National Conventions Records document the proceedings and outcomes of the conventions and conferences attended by Hadassah’s National Board as well as by convention delegates from the various regions of Hadassah. The conventions in particular are where local and regional leaders meet with each other and the National Board and learn about Hadassah’s various projects and committees. This record group also includes annual reports from 1926-2001.

This record group includes documents created and maintained by the Office of the President, the Office of the Executive Director and the Chair of the Division Coordinators/Directors Committee. Prominent is the Henrietta Szold series, containing correspondence by and to Szold as well as printed materials written by and about her. The files in this record group were created by a national president or executive director, or for their use, or maintained in their office during their years in office. Included are correspondence, minutes, memos, publications, reports and subject files on topics with which these individuals were involved.

This collection contains information about the Leo N. Levi Memorial Hospital located in Hot Springs, Ark. The collection also includes Board Meetings, the Constitution and By-Laws of the Hospital Annual Reports and the Hospital Newsletter.

The Mount Sinai Hospital Records document efforts to establish a Jewish hospital in New York City and the subsequent founding and growth of that hospital, the Jews' Hospital in New York, later renamed Mount Sinai Hospital. The Mount Sinai Hospital became one of the largest teaching hospitals in the United States. Included in the collection are annual reports, clippings, minutes, invitations, pamphlets, programs, publications. Of special note are two folders of compiled memos written by Mount Sinai Hospital staff while serving overseas during World War Two.

The collection documents the National Jewish Welfare Board's (JWB) evolution from an organization founded in 1917 to provide support for soldiers in times of war to an agency involved in all aspects of Jewish life both in the United States and abroad. In 1990 JWB recreated itself as the Jewish Community Centers Association of North America.