Aaron Lopez (1731-1782) was a member of the Converso (converted) community of Portugal. In order to freely practice Judaism, he and his family left Portugal and relocated to British North America, settling in Newport, Rhode Island and later, Massachusetts. He began a successful mercantile business and eventually became a key supplier of the American revolutionary forces.

The collection contains numerous shipping records along with correspondence and accounts with merchants, mercantile families, and firms including Henry Lloyd of Boston, Henry Cruger of Bristol, George Hayley of London, William Stead of Sheffield and New Bedford whaler Joseph Rotch. The collection contains manifests, mercantile accounts, notations, correspondence and inventories of estates for several of the children of Aaron Lopez.

This collection contains Hebrew, Yiddish and English sheet music compositions, programs, playbills, and reviews, with extensive files relating to the operas "The Golem" and "The Thief and the Hangman" and the musical "Great to Be Alive." There are also some photographs and correspondence.

This collection contains the personal and professional papers of Abraham Klausner, including articles written by and about him, research materials for his articles and his memoir, correspondence, and Klausner’s personal and military records. These materials reflect his active involvement with Displaced Persons and the DP Camps in Postwar Germany as well as his sometimes complicated relationships with the Joint Distribution Committee and the United Nations Relief and Rehabilitation Administration (UNRRA). The collection also contains issues of Fun Letstn Hurbn (From the Last Extermination).

This collection contains papers of Abraham Moshe Bernstein, a renowned cantor, choir master, composer of Jewish liturgical and secular music, music teacher, musicologist, writer, and translator. The bulk of the materials consists of Bernstein’s liturgical compositions and arrangements in both published and manuscript form, as well as a substantial collection of manuscripts and published works by various composers and arrangers. The materials include Hasidic folk songs and melodies, religious songs, Jewish hymns, popular songs, children’s songs, operettas, liturgical pieces, and musical exercises for students; choral volumes and partbooks; unidentified and fragmented musical manuscripts; manuscripts of Bernstein’s own writings; personal correspondence; a photo of Bernstein on his deathbed; secular and religious songs, Sabbath hymns, Hasidic folk songs and melodies, assembled by Bernstein for the S. Ansky Jewish Historical Ethnographic Society in Vilna.

The collection contains materials pertaining to the life and work of Abraham Solomon (Salo) Weissman(n). Materials in this collection include official documents, correspondence, and photographs. Most of the materials pertain to everyday life in pre-war Germany, as well as the struggle to help people escape the country during the war.

Under the employ of the New York Kehillah, detective Abraham Shoenfeld infiltrated and documented Jewish crime rings, prostitution houses and gambling establishments from 1912 to 1917. For the American Jewish Committee from 1938 to 1964, he investigated anti-Semitic organizations and individuals. He also authored a controversial book about the New York crime world, The Joy Peddler, and he was at work on other pieces of fiction and his memoirs. The bulk of his papers consist of investigative reports and research for the American Jewish Committee, his manuscripts, and his collection of anti-Semitic literature.

The Abraham Sutzkever-Szmerke Kaczerginski Historical Collection contains letters, manuscripts, and historical documents which were saved by the Yiddish poets Avraham Sutzkever and Szmerke Kaczerginski in the Vilna Ghetto. Sutzkever, Kaczerginski, and other members of the Paper Brigade, conscripted Jewish workers who were forced to work under the Einsatzstab Rosenberg, saved thousands of books, manuscripts and documents at great risk to their lives by hiding them in various places in the Vilna Ghetto. After the war the surviving members recovered many of the hidden items. Sutzkever sent many of these rescued materials to the YIVO Institute in New York from the period 1947 to 1956. The collection consists of 8 series and includes correspondence of writers, intellectuals, communal leaders, rabbinical figures; manuscripts of Yiddish and Hebrew writers; theater documents; folklore materials; rabbinical responsa and writings; historical and legal documents; pinkasim and Jewish communal records.

The materials in this collection constitute a semi-random sample of the pre-war archive that was transferred to the Central State Archives of the Lithuanian Soviet Socialist Republic following the liquidation of the Vilnius Jewish Museum in 1949. The collection includes records of YIVO work and activities, financial records, correspondence, and publications; documents about pogroms in Ukraine, and Red Army and Soviet activity in Vilna and Bialystok; and a significant amount of records of socialist, communist, and Zionist political parties, as well as associated newspapers and one-time publications.

The collection contains records of the Jewish community of Adelebsen, Germany, spanning the years 1832 to 1917. During this period Adelebsen, a small town in the vicinity of Göttingen, was at first located in the kingdom of Hanover. When the latter was annexed by the kingdom of Prussia in 1866 it became known as the province of Hanover; and in 1871 it became part of the German Empire. A small amount of material pertains to the Jewish community in Barterode, some members of which eventually joined the Adelebsen community. Approximately half of the collection comprises financial records covering the period from 1838 to 1917 (with gaps), including annual statements; account books; lists of taxes, donations, synagogue fines, and synagogue seat fees collected from members; lists of families with school-age children; and accounts of the Adelebsen Jewish charitable association. The remainder of the records comprise administrative correspondence and documents, with correspondents including the government offices in Adelebsen, Uslar, and Hildesheim; the rabbis who headed regional districts of Jewish communities ('Landrabbiner'); and community members, including Sally Blumenfeld, the long-time teacher heading the Jewish school. Noteworthy documents include a handwritten copy of the Hanoverian synagogue regulations issued by Rabbi Nathan Marcus Adler in 1832, with later amendments; minutes of two meetings with Adler, one in 1836 at which he initiated the project to build a new synagogue; a regulation of 1841 governing the community's tax assessment; minutes of oath-taking by community officers and assessors in the Adelebsen municipal court; election materials; and files related to matters such as employment of the Jewish teacher, petition for exemption from the municipal poor tax, preparations for matzah baking, and purchase of a garden plot to expand the Jewish cemetery.

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.

This collection includes personal and official documents of the Adolf Schwersenz family, including his professional work as a cantor, mainly during his time in Berlin. It contains sheet music used by Adolf Schwersenz, as well as newspaper clippings and letters.

This collection contains materials collected and created by Albert Phiebig in the course of his genealogical work. It primarily documents the history of the Phiebig family and related families, but also contains original materials from his ancestors and genealogical tables of other German-Jewish families, as well as other genealogical material and a few personal materials.

An important figure in the social welfare movement, Menken devoted much of her life to working with women in the penal system. The collection contains publications regarding her social reform work; scrapbooks and travel notebooks; journals; diaries; correspondence and reports relating to her activities with the Society of New York State Women, Jewish Welfare Board, Jewish Protectory and Aid Society (later called Jewish Board of Guardians), New York City Woman's Night Court, Hudson State Training School, New York State Reformatory for Women, Society for Political Study, Daughters of American Revolution, Progressive Party, Mayor's Committee of Women on National Defense, New York, Congregation Shearith Israel, Florence Crittendon League, Committee of Fourteen and the Inwood House.

The papers of Yiddish poet Aliza Greenblatt include copies of published and unpublished songs, poems and articles in both typed and handwritten manuscript form, newsletters, newspaper clippings, programs, scrapbook pages, and sheet music. There are also drafts and correspondence regarding her autobiography, including original letters sent to her from her husband Isidore when he visited Palestine in 1920, which form a portion of her autobiography. The collection also contains correspondence and legal documents from Greenblatt’s family, documents relating to her Zionist and charitable activities, and correspondence from other Yiddish writers and poets.

Consists of correspondence from the formative years of the American Academy for Jewish Research from 1930 to 1936, fellows files and correspondence, ledgers and notebooks of membership dues and fellowship grants, minutes of the various committee meetings, Proceedings of the American Academy for Jewish Research, and photographs. Correspondents include Salo Baron, Isaac E. Barzilay, Robert Chazan, Louis Finkelstein, Louis Ginsberg, David Weiss-Halivni, Arthur Hyman, Saul Lieberman, Alexander Marx, Harry Orlinsky, and Harry Austrin Wolfson.

The American Federation of Jews from Central Europe Collection consists of the Federation’s office files. This includes professional correspondence, by-laws, materials related to meetings and lectures, newspaper clippings, photographs, meeting minutes, reports, speeches, drafts, financial records, legal documents and forms, materials related to immigration and naturalization, newsletters and circulars, membership records, personnel files, restitution materials, oral history transcripts, and items of various related organizations and synagogues. There are also some personal documents sent to the AFJCE by members of the public.

The American Jewish Committee Records, Domestic and Geographic Files consists of materials created by executive offices, departments, local offices and chapters of the committee concerning a variety of matters, primarily Jewish civil and religious rights, integration, Jewish communal organizations and communal issues. However, materials found in this collection encompass other civil, racial, and religious minority groups as well. The records consist of briefs, conference proceedings, correspondence, legal documents, memoranda, minutes of meetings, printed materials, reports, resolutions, statements, studies, and surveys.

Contains the minutes, reports, and financial records of the Executive Committee for the American Jewish Historical Exhibition pertaining to the planning and execution of the Exhibition, as well as printed material and member correspondence, arranged alphabetically; also includes also a collection of printed material relating to the International Exposition at St. Louis, in 1904.

The records of the American Jewish Historical Society, the oldest national ethnic historical organization in the United States, include correspondence of officers and staff as well as inter-office memos, multiple versions of the constitution and by-laws of the society, meeting minutes of administrative branches and committees, membership and financial records, reports, exhibit materials, records relating to the society’s library and archival holdings, press releases and newspaper clippings, and publications and newsletters created by the society. There are also materials from various programs, such as meetings and conferences, tours, lectures, awards and dinners, films, and educational programs.

The AMIT records contain correspondence, periodicals, program, project, and subject files, films, reports, convention and chapter material and photographs that document the organizational activities, educational and humanitarian achievements in Israel, and fundraising efforts of this American Jewish Zionist volunteer organization from 1933-2005. The AMIT Records were donated to the American Jewish Historical Society in 2010. The donation, while incomplete, represents the most complete set of documents, to date, related to the projects and achievements of AMIT and its history as the American Mizrachi Women's Organization.

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 is the collection of Arthur A. Goren, a historian and professor of American Jewish history at the Hebrew University and Columbia University. This collection consists of his research material and professional files from his academic pursuits and career as a professor, primarily at Columbia University. Included in the collection are copies of articles and photocopies of archival material used for research, drafts of speeches and manuscripts, handwritten and typed research notes, correspondence, clippings, photographs, and teaching and course material such as syllabi, readings, notes, and bibliographies.

This collection documents the professional activities and personal life of Arthur Waskow, a Jewish Renewal rabbi and political activist. The collection includes such printed materials as brochures, booklets, clippings, correspondence, financial documents, photographs, and Waskow's writings. Materials in the collection reflect various aspects of Arthur Waskow’s personal and professional life, including teaching, involvement in the human and civil rights movements, and the peace process in the Middle East.

Baron Horace (Naftali Herz) de Gunzburg Collection consists of diverse materials that pertain to the state of Jews in the Russian Empire in the second half of the 19th century and to the philanthropic activities of Horace and Joseph Gunzburgs. Materials comprising the collection shed light on the Gunzburg family's involvement in improving Jewish education, civil rights movement, and their efforts to improve general well being of the Jews in the Russian Empire. Bulk of the collections consists of materials pertaining to the activities of the Hevrah Mefitsei Haskalah (Society for the Promotion of Culture Among the Jews of Russia, Rus. Обшество для Распространения Просвещения Между Евреями в России) and to the Committee for the Improvement of Daily Life of Jews in the North-West Region (Комиссия по Улучшению Повседневной Жизни Евреев в Северо-Западном Регионе)

The collection contains Bernard G. Richards personal and official correspondence, papers from his involvement with the American Jewish Congress and Jewish Information Bureau, published and unpublished writings, publications collected by Richards, articles about Richards and his activities, correspondence and articles from testimonial dinners in honor of Richards, and photographs. Significant correspondents include Joseph Barondess, Louis D. Brandeis, Vladimir Jabotinsky, J.L. Magnes, Louis Marshall, Franklin D. Roosevelt, Jacob H. Schiff, Philip Slomovitz, Arthur Hays Sulzberger, Morris Winchovsky, and Stephen S. Wise.

The Records of the Board of Delegates of American Israelites (1859-1878) documents the life cycle of the Board of Delegates, a Jewish civil rights organization located in New York City. The Board served in a two-fold function: acting as a central organization for American Jews and working on behalf of Jews abroad. To the latter end, the Delegates collaborated with the Committee of Deputies of British Jews and the French Alliance Israélite Universelle to provide for the relief and aid, civil, and religious rights of Jews throughout the Americas, Europe, North Africa, and the Middle East, particularly Romania, Ottoman Palestine including Jerusalem, and Morocco.

In the U.S., the Delegates were partially responsible for the appointment of the first Jewish Military Chaplain and surveyed member synagogues concerning the history and size of their congregation, the first organization to systematically record this type of information in the States. The Delegates merged with the Union of American Hebrew Congregations (UAHC) in 1878 and dissolved in 1925. Correspondents include Adolph Crémieux, Sir Moses Montefiore, Benjamin Franklin Peixotto, Isaacs S. Myer, the Rev. Dr. Arnold Fischel, and Maj. General Benjamin Butler. Documents include correspondence, minutes, committee reports, memorials, announcements, surveys, some printed material including clippings, and a 1932 Rabbinical thesis on the Delegates by Allan Tarshish.

This collection contains materials pertaining to the life and career of Boris Smolar, a journalist and editor-in-chief of the Jewish Telegraphic Agency and an author of children's books.

This collection contains material on the related Kassel and Bruch (Bruck) families as well as on the immigration experiences of Fritz Kassel. Included among the collection are correspondence, manuscripts, clippings, notes, family trees, and a few publications.

The collection contains the records of the Foreign Committee of the Bund, a Jewish political party espousing socialist democratic ideology as well as cultural Yiddishism and Jewish national autonomism. While a Central Committee led the Bund in the Russian empire, outside of Russia the party was represented by its Foreign Committee, which was based in Geneva, Switzerland. During the period when the Bund had no legal status or was semi-legal in Russia, the Foreign Committee assumed many important organizational functions of the party apparatus.

The C. Theo Marx Family collection consists entirely of the materials used by C. Theo Marx for his book The Kohnstamm and Allied Families. By and large the materials collected here consist of photocopies form various archives and print-outs. Original materials consist of correspondence with archives and other research institution and other members of the Kohnstamm family, genealogical tables, photographs, manuscripts.