The records of the People's Relief Committee for Jewish War Sufferers consist of correspondence with Jewish communities and relief organizations in Europe, Palestine, Cuba, South America, the United States, and Canada; as well as scrapbooks containing U.S. and Canadian Yiddish and English newspaper clippings and printed promotional literature pertaining to the fundraising activities of the People's Relief Committee in North America and abroad.

The Hadassah Archives documents the activities of Hadassah, the Women's Zionist Organization of America. Founded in 1912, the organization engaged hundreds of thousands of American Jewish women in the Zionist project. Materials include extensive records of its social welfare projects in Palestine and later Israel, such as Youth Aliyah and the Hadassah Medical Organization. Administrative records document the organization's governance, operations, and functions. The collection also includes the papers of Hadassah founder, Henrietta Szold, as well as the organization's national presidents, executive directors, and other important individuals. Additional materials also document Hadassah's organizational activity in the United States such as annual and midwinter conventions and the dozens of active local chapters from all over the United States. Hadassah maintained an active publishing schedule, and the records include hundreds of published newsletters, flyers, and magazines. Other materials include thousands of photographs, extensive audiovisual material, and hundreds of artifacts.

The Irving J. Block Papers are a blend of personal papers and organizational records, documenting the evolution of the Brotherhood Synagogue (Congregation Beth Achim) in Manhattan and Block’s role as rabbi and his involvement in efforts outside of the congregation. The collection is primarily comprised of correspondence, sermons, minutes, notes, clippings, photographs, audiocassettes, and drafts of Rabbi Block’s memoir.

The Papers of Max J. Kohler (1871-1934) document his life's work as lawyer, historian, writer, researcher, and defender of Jewish and immigrant rights. Correspondents include many of Kohler's contemporaries in the field of history and immigration law including Cyrus Adler; William Taft; John Bassett Moore; Mortimer Schiff; David Hunter Miller; Baron and Baroness de Hirsch; the Straus Family including Oscar Straus; Luigi Luzzatti; Leon Huhner; and Julian Mack. Subjects include U.S. immigration law, American-Jewish history, Col. Alfred Dreyfus, Haym Salomon, Ellis Island, Rabbi Kaufmann Kohler, the publication God in Freedom, international treaties, and the Peace Conference of 1919.

The records of the National Council of Jewish Women, New York Section document the organization's community service, advocacy, and supportive administrative, fundraising, membership, and public relations activities from the Section's early years to the present. Included is a large amount of material from the National Organization in relation to the New York Section. This material is dated from 1896 to 1999 and consists of administrative, events, and advocacy matters. The New York Section's community services files include its work on aging, child care, consumer telephone referrals, counseling support, crime prevention, the disabled, domestic violence, early child education, feminism, homelessness, hunger, immigrants, Israel, Jewish education and promotion, literacy, probation, the sick, summer recreation for children and the elderly, and war relief. The Section's advocacy files consist of lobbying efforts for the rights of children, the disabled, the elderly, families, the homeless, immigrants, Israel, and women. The collection is primarily in English, with some Hebrew, Yiddish, German, Greek, Spanish, Chinese, and Italian. Among the types of material are audio tapes, blueprints, correspondence, minutes, photographs, publications, scrapbooks, and scripts.

Rabbi William F. Rosenblum was head rabbi of the reform congregation at Temple Israel in New York City, 1930-1963. He was also an active leader in a number of Jewish social welfare and religious organizations. In addition to broadly documenting his rabbinical career and organizational activities, the William F. Rosenblum Papers reflect Rosenblum's interests in military chaplaincy, relations between Catholicism and Judaism, the media, race relations, post-WWII Europe, and the Vietnam War. Materials include correspondence, scrapbooks, sermons, speeches, notes, radio transcripts, clippings, photographs, audiotapes, and film.