This record group contains materials related to the local units of Hadassah—groups, chapters, regions, and co-ops—as well as Junior Hadassah, a youth organization that functioned as a group within the Hadassah Chapter structure. The record group documents over one hundred years of Hadassah’s growth, and illuminates a century of American Jewish communal life, particularly that of Jewish women, across the United States. The record group reflects the formation, administration and activities of the individual groups, chapters, co-ops and regions, and contains information on local events and programs organized around fundraising, Zionism, Jewish heritage, religion and holidays celebration, the study of Hebrew and Yiddish, women's issues, fashion, health, technology and many other topics.

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.

The Papers of Graenum Berger (1908-1999) document Berger's involvement with Ethiopian Jewry and his efforts to bring about their rescue from Ethiopia through his organization, the American Association for Ethiopian Jews (AAEJ). The Papers also contain materials regarding Berger's other interests-his writings, his travels throughout the world, his community affiliations, his career as a Jewish social work executive, his commitment to Jewish causes, and his commitment to Israel. Also included are personal and biographical materials from his many long-term friendships and associations; correspondence, minutes, reports, clippings, manuscripts, research materials, journal articles, photographs, and publications.

The Harry R. Rosen Community Building Consultants Records consist of photographs, research, and administrative documentation by and for the dozens of Jewish Community Centers (JCCs) in the United States, Canada, and Israel that Harry R. Rosen and his firm helped develop from the 1970s to the early 2000s.

Collection sontains the minutes of the Board of Directors (Trustees) meetings, 1972-1975; staff meetings, 1972-1973; background materials and reports pertaining to projects proposed and acted upon; annual reports; financial reports; and miscellaneous publications.

Contains material collected by the Jewish Media Service (JMS) on Jewish films, film company catalogs, resources and information from and about various media centers. The majority of the Jewish Media Service records date from when the JMS operated independently from 1975 to 1987. Types of material found in the collection include articles, brochures, catalogs, correspondence, examination study guides, filmographies, film stills, newsletters, pamphlets, photographs, posters, publications, scripts, and slides.

The Marianne Steinberg Ostrand Collection documents the education, emigration, and early professional life of the physician Marianne Steinberg Ostrand as well as the lives of members of her family, especially her husband, engineer Arnold Ostrand, and her mother and siblings, with much documentation of the emigration or attempted emigration from Germany of her family members. About half the collection is correspondence. In addition it contains many educational certificates, official documents, diaries, notebooks, notes, and a friendship album, travel memorabilia, and newspaper clippings and articles.

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.

Founded in 1969, the American Association for Ethiopian Jews (AAEJ) was instrumental in the international effort to promote recognition of the Beta Israel (known among non-Jewish Ethiopians as "Falashas") by Israeli authorities, and to assist Jewish emigration from Ethiopia to Israel. The extensive files of the AAEJ include case work files, research materials and Jewish artifacts collected in Ethiopia by AAEJ workers. In the wake of the successful evacuation of Ethiopian Jewry to Israel in 1993, the AAEJ decided to disband and voted to deposit its records at the American Jewish Historical Society. Included are correspondence, office files, photographs, slides, videotapes, audiocassettes and other materials which pertain to AAEJ's efforts to raise the consciousness of the American Jewish community about this unique Jewish subculture. The organization's papers supplement those of its founder, Graenum Berger, which are also held at the American Jewish Historical Society.

The collection contains the records of the Jewish Defense League (JDL), a militant Zionist organization with a stated goal to protect Jews from all forms of antisemitism. The materials document the origins of the JDL, the organization's mission statement and recruitment strategies and account for its most definitive actions. The collection also reflects the League's turbulent relationship with, and its criticism of the mainstream Jewish agencies, as well as examples of criticism of the League's controversial methods from various sources. The collection prominently covers the JDL's role as a pioneer of the American Soviet Jewry movement. Materials on the 1971 World Conference of Jewish Communities are also included. The documents include the Articles of the Organization, correspondence and press releases, membership and recruitment materials, newsletters, newspaper clippings and ephemera.

This collection includes documents related to the activities of Barbara Staudacher and Heinz Högerle pertaining to the former Jewish community in the village of Rexingen in Baden-Württemberg, Germany.

Young Judaea is the oldest Zionist youth organization in the United States, established as a national organization in 1909 by the Federation of American Zionists. It was supported by Hadassah, including direct financial sponsorship from 1967-2011. The major aims of Young Judaea throughout its history have been to advance the cause of Zionism, to further the mental, moral, and physical development of Jewish youth, and to promote Jewish culture and ideals in accordance with Jewish traditions. Young Judaea has remained non-partisan and non-denominational, embracing and recruiting Jewish youth from all backgrounds.

The Youth Aliyah Records in the Hadassah Archives document Hadassah's work with multiple international organizations to rescue Jewish children from continental Europe to Palestine from 1933-1945. The collection also documents Hadassah's involvement with Youth Aliyah since 1946 in providing residential, educational, vocational, rehabilitative and therapeutic care for displaced and at-risk youth from around the world.