The Heinrich Sontheim Collection contains mostly correspondence and some personal documents of the tenor Heinrich Sontheim.

This collection documents the work of Heinrich Stahl, chairman of the Jewish community in Berlin from 1933-1942. The collection contains eleven photo albums, most of which feature photographs detailing Jewish institutions such as children's homes and old-age homes, as well as an office of the Jüdische Winterhilfe. In addition, the collection contains correspondence, including from Stahl's time as chairman, clippings, and a few reports.

This collection contains a large amount of business and legal correspondence and documents pertaining to Auerbach's tenure with Tri-Ergon AG and Tobis Tonbild Syndikat AG, most of which revolve around legal proceedings (patent and civil) in Germany, Switzerland, and the United States concerning Tri-Ergon's sound-on-film technologies which had become film industry standard. The collection also has a folder of Auerbach's personal papers, a considerable number of family and personal photographs (some arranged in albums), some personal correspondence, and a few manuscripts for film projects.

The Helen and Eva Hesse Collection holds material on the Hesse family of Hamburg. Most notable in this collection are the diaries of Helen and Eva Hesse, created by Wilhelm Hesse, which document the sisters' childhood. In addition, the collection includes scrapbooks and photograph albums, some of Wilhelm Hesse's educational papers, and correspondence related to immigration.

The collection holds diaries, memoirs, reports, letters and papers pertaining to five generations of the Hellmann-Kirchberger family. A prominent topic is the life of the family in the Lahn area in Rhineland in the 18th and 19th century. Additional topics are the emigration from Nazi Germany and immigration to the United States. Letters and diaries that are included in the collection draw an intense picture of the distinct impacts of historical and social events from the 18th until the beginning of the 21st century.

This collection contains correspondence from Willy Hellpach to Martha Cohn née Kubatzki, primarily from the early 1930s. The materials include letters, postcards, poems, newspaper and scholarly publications, and a photograph. The collection also includes a notebook, songbook, and an executor’s letter.

This collection contains a few letters and a number of Galliner's writings, some in manuscript format but most taken from German and German-Jewish newspapers during the Third Reich.

This collection holds the papers of the historian and author Helmut Hirsch, which focus primarily on his professional activities and connections as well as some material pertaining to his immigration experiences. Prominent in this collection is his extensive professional correspondence. Other materials included here are some personal correspondence, unpublished manuscripts, notes and research material.

This collection contains personal and professional papers of Helmuth (Harry) Kahn (1912-1987). Materials include vital documents, education records, and letters of recommendation for Helmuth Kahn from his time as a school teacher in Baisingen (Germany) as well as a family tree, clippings, and various research materials on the history of German Jewry in Württemberg. Materials related to a lecture series at the University of Vermont in Kahn's honor are also included.

The Helmuth Nathan Collection documents professional activities of Helmuth Nathan, physician, artists, teacher, and a historian of medicine. The collection includes brochures, booklets, clippings, correspondence, financial documents, minutes, notes, off prints, photographs, drawings, and writings.

This collection mainly consists of documents pertaining to Hilda and Henry Gottfried from Vienna, Austria. There are, for example, several photographs as well as official documents and letters.

The collection documents the work of Henry Besso and reflects various aspects of his professional life, personal research and writings in the field of Sephardic culture, Spanish language and linguistics, and Sephardic and Spanish history. Collection also documents Besso's involvement with Sephardic organizations and communities. Collection includes audio materials, brochures, booklets, clippings, conference procedures, correspondence, government publications, minutes, notes, photographs, printed matter, reports, speeches, and writings and translations by Henry Besso and others.

This highly diverse collection contains material of various sources, times, and genres, from Germany, Austria, Eastern Europe and Argentina. The documents included range from correspondence, such as letters, postcards or telegrams, to emigration documents, such as ship lists and permits, to vital records, such as family registers, various certificates and awards, to a number of small publications, such as brochures, programs and clippings. There is also a number of Jewish devotionals, including Yahrzeit calendars, religious graphics and prayer manuals, as well as some ephemera.

The Herbert Buky Collection documents the personal live of Herbert Buky and to a smaller extent the lives of other members of the Buky family. Included here are materials pertaining to Herbert Buky’s life in pre-war Germany, his immigration and his life in the United States after World War II. The collection consists of correspondence, documents, printed materials, unpublished manuscripts, and photographs.

The collection mainly consists of Herbert Jonas' and his family members' private correspondence and personal documents. There are also some writings, photographs and a collection of newspaper clippings.

The Herbert Kriedman Collection documents Herbert Kriedman's work as a professor at Nassau Community College. Much of the collection centers on his academic writing and collected research, including copies of reports on German financial institutions in Nazi Germany. In addition, there is some documentation of his early professional career and attempts to have his writing published.

The Herbert Strauss Addenda contains subject files and writings from Strauss’ position as the executive director of the American Federation of Jews from Central Europe. These include correspondence, reports, newspaper clippings, newsletters and pamphlets, and writings, including manuscripts and dissertations in the field of German-Jewish history and related topics.

The Herbert Strauss Collection documents the life and professional activities of Herbert Strauss, writer, historian, and teacher. The collection includes correspondence, court procedures, documents, lists, manuscripts and lectures, notes, photographs, printed materials, and a small amount of teaching materials. Materials constituting the collection reflect various aspects of Herbert Strauss’ personal life, teaching, research and writings in the fields of German-Jewish history and relations, Anti-Semitism, and assimilation. The collection includes both, personal and professional materials related to Herbert Strauss, with personal being by far the smaller.

The Hermann Baerwald Papers holds documenation of and about the educator and historian Hermann Baerwald. Included in the collection are a number of articles about and by him, correspondence, notes, and a few photographs.

The Hermann Ehrlich papers contain handwritten documents on the genealogy of the Ehrlich, Rosenbaum, and Romberg families, including family trees. It contains also the collected work of Hermann Ehrlich as a cantor and teacher, including hymn books and sheets of music. Furthermore there are notes on the life of Hermann Ehrlich.

The collection contains the papers of Hermann Lewin and his family. Also included are materials pertaining to Salman Schocken and the Schocken family, which was related to the Lewin family by marriage.

This collection records the life and profession of the lawyer Hermann Simon as well as provides information on the lives of some of his family members. Notable topics in the collection consist of his university and legal education, his service in World War II, and his legal work, including restitution. Other subjects include the histories of the Epstein and Simon families. The collection consists largely of correspondence, but also contains memoirs, clippings, publications, and notes.

This collection documents the literary work of Heinrich Hersch as well as the artistic career of his son Eugen Hersch. Included are unpublished manuscripts, correspondence, newspaper clippings and articles, educational and award certificates and a few family photographs.

The Herta and Egon Wells Family Collection centers on the emigration of Herta (née Guttmann) and Egon Wells from Vienna to New York by way of Trinidad, with further documentation on their lives prior to and following emigration. Documents relating to the emigration experiences and attempts of other family members are also present. About half the collection consists of personal correspondence, but it additionally includes official documents, immigration and citizenship documentation, educational and professional documents, memorabilia, legal correspondence, a few family photographs, and newspaper clippings.

This collection contains personal papers and clippings related to Herta Grove née Levi, her parents Moses and Bertha (Betty) Levi, and her brother Walter J. Levy, a noted oil consultant for the U.S. government. Materials include a family tree, a history of the Cohn-Levi family, an oral history interview transcript, records of memorials of Holocaust victim Betty Levi, clippings and biographical information, photographs of Walter J. Levy with government officials, and a plaque.

Vital records and other personal documents and certificates pertaining to Josef Dahl and his wife Frieda née Frank. Also included are school-, military-, and financial papers of Frieda’s father Hermann Frank, in addition to 3 marriage certificates for members of the Frank and Dahl families: Hermann Frank and Philippina Kahn, 1885; Bertha Blum and Nathan Kahn, 1892; and Josef Dahl and Frieda Kahn, 1919.

The Hilde Wenzel Collection relates to both this author's personal and professional lives. It includes many samples of her published short stories as well as one unpublished work, parental letters to her, and notes and notebooks, among them several dream journals.

The Hirsch Family, Halberstadt Collection documents the lives of Hirsch family members in the city of Halberstadt and the business of Aron Hirsch & Sohn located there. Included in the collection are personal papers such as vital documents and correspondence, business records including balance sheets and account books, correspondence, certificates and official announcements. Other papers include family trees, genealogical notes, and articles and essays about the family and their business.

The Hirschberg-Goldmann Family Addenda holds documentation on the lives and emigration of Harry and Leonor Harter, originally of Breslau. It additionally contains research, conducted by their son, into the history and genealogy of the Hirschberg and Goldmann families and their relations, as well as into the fate of his maternal grandparents, Siegfried and Käthe Goldmann. The collection includes material about the Breslau Jewish community, especially about its Storch synagogue and the Cosel cemetery (Legnica Street cemetery). The collection contains many copies of historical documents, extensive correspondence, photographs and a photo album, copies of articles related to the research of the collection, and some family trees.

This collection mainly consists of documents pertaining to the genealogy research of Josef Hadar, as well as personal documents of his parents Elsa Graetz and Ludwig Hirschbruch.