The collection contains a family tree of the Freudenthal family of Tann from 1740 to 1951, including some birth and death dates. Updates to the family tree document the descendants of Max Freudenthal from the late 19th century to 2005, including birth and marriage dates and locations.

The bulk of the collection consists of materials pertaining to the Friedlander/Friedlaender families, descendents of the prominent banker and member of the Prussian House of Lords, Dagobert Friedlaender (1826-1904) from Kolmar, Posen (Chodzież, Poland). Also included are correspondence and other materials, documenting the efforts of Frieda Friedlander to assist the work of OSE in France and in the United States after World War II.

"Mein Weg von Karlsruhe ueber Heidelberg nach Haifa" is the memoir of Frieda Hirsch (née Goldberg) (1890- ). She describes the history of her parents, her upbringing in Karlsruhe as daughter of a well-to-do Jewish-orthodox family, her education at a humanistic high school (Gymnasium), her university studies (medicine) in Heidelberg, Karlsruhe and Breslau (1908-1913), and life during World War I in Karlsruhe and Heidelberg. She married Albert Hirsch (1887-1954) in 1915, a medical student and member of the Zionist student organization "Verein Juedischer Studenten" and settled in Heidelberg, where Albert worked as a pediatrician. Frieda Hirsch tells about life in Heidelberg, the births and upbringing of her children, various friendships (among others with Georg Hermann, Frieda Reichmann, Erich Fromm, and Eugen Taeubler), Zionist activities of her husband, and first anti-Semitic persecutions in Heidelberg in 1933. She gives detailed testimony of her emigration from Heidelberg via Salzburg and Triest to Haifa, where the family settled, of the difficult first years in Palestine with her husband opening a new medical office, and describes her experiences during World War II in Haifa, the founding of the state of Israel in 1948 and moving to Kiryat Ono after her husband's death in 1954.

The second text, an attachment of Hirsch's memoir, contains a genealogical table and a detailed history of Frieda Hirsch's (née Goldberg) and Albert Hirsch's families.

The collection contains legal documents, correspondence, photographs, and manuscripts regarding the Friedlaender family of Oppeln and the brewery (Schlossbrauerei M. Friedlaender) which they owned.

Family documents, genealogical tables, wedding announcements and wedding journal, map of Westprussia

The Friedrich (Fritz) and Emma Ginsberg Family Collection largely documents the lives of Fritz, Emma, Gertrud, Ruth and Hilde Ginsberg in King William's Town, South Africa. Some material on relatives, especially Henriette Rosenstein and Samuel Wayburne but also others, will additionally be found here. The collection consists of correspondence, photographs, official documents, poetry, wedding documentation, notes, family trees, and other material.

This collection documents the life and scholarly interests of Fritz Bamberger, scholar and former vice-president of the Leo Baeck Institute. Much of the collection focuses on his professional and scholarly activities. It includes many newspaper clippings and articles, official documents, correspondence, a scrapbook, family papers, a few photographs and notes.

The bulk of the collection (photocopies only) consists of Fritz Blumenthal’s poems: handwritten German poems, ca. 1929 – 1934; and typed English poems, ca. 1979 – 1987. Also included are genealogical materials – correspondence, notes, family trees – for the families Feibelmann and Wolff, as well as biographical materials about Fritz Blumenthal.

Original correspondence consists of one letter each to Peter Pringsheim (1912); Joseph Koeth (1928); and A. Sommerfeld; as well as six letters to Ernst Stern (1907-1908). A handwritten 1933 letter from Fritz Haber to Chaim Weizmann in Mannern, Switzerland (6 pages) is available as a photocopy only. Also included is a typescript by Hans Schaeffer on Jews in Breslau (photocopy), Die soziale, politische und religioese Stellung der juedischen Familien in Breslau um die Jahrhundertwende 1900. The typescript is part of a letter by Hans Schaeffer to Johannes Jaenicke, also in the collection.

This collection consists of materials pertaining to Fritz Rafael Aronstein.

This collection consists of a "Lenel family archive" created by Fritz Victor Lenel. In addition to materials common in genealogical collections, such as genealogical tables and photocopies of archival documents, this collection includes original material relating to Lenel's ancestors, many of whom were prominent members of the Mannheim Jewish community, and very thorough research notes and correspondence with distant relatives.

The collection contains various materials pertaining to the Fürth-Katzenstein family.

The focus of this collection lies on the correspondence between Lily Lösser and her daughters Yutta (Judy) and Gaby (Gabrielle) during their time of separation 1943-1946. The rest of the collection is made up of personal albums, official correspondence, documents and other material.

The Gabrielle Glueckselig Collection centers on the personal and professional lives of Gaby and her husband Fritz Glueckselig. This collection documents many facets of the couple's lives, including their professional work, friendships, and families. A large focus is on the literary work of Fritz Glueckselig, Gaby's hosting of the German-language Stammtisch (originally founded by Oskar Maria Graf and George Harry Asher), and their families, but many other aspects of their lives are also documented here. The bulk of the collection consists of their correspondence, drafts of Fritz Glueckselig's writing, and a large amount of photographs and photo albums. Other documents include official documents of Gaby, Fritz and some family members; sketches including of Gaby's jewelry designs; a few scrapbooks; drafts of other authors' works; and other materials.

The collection consists of family papers pertaining to a number of Jewish families from the Russian Empire, Austro-Hungarian Empire, Germany, and France. Included here are vital documents, personal, professional and financial correspondence, family trees, and financial documents

This collection contains two longer family history manuscripts, as well as some translations of early 20th century research on German-Jewish genealogy and various other materials compiled by George Arnstein for his family research endeavors

Correspondence, personal documents, and photographs in this collection show the life of George Garrington (Grünbaum) from his youth in Berlin, through the war years spent in England, to his later life in the United States. These materials document his relationships with family and friends, as well as his education, immigration, military service, career in engineering, and organizations with which he was involved.

Vital records, educational certificates, professional documents, and other archival materials pertaining to several families who were related by marriage to George Popper. All materials originated from Austria, Bohemia, and Moravia.

The collection contains correspondence between George Simon Spir, serving in the Franco-Prussian War, and his family in Magdeburg. Included are eight field post letters, 105 letters, and 1 telegram from Spir to his family and 25 letters to Spir from family and friends. The second folder also contains a small notebook pertaining to Spir's service. The third folder contains a photocopy of a letter pertaining to George Simon Spir's grandfather Geoffroi Simon Spire's receipt of the Décoration du Lys; and family tree of the ancestors of George Simon Spir's father Albert Spir.

The bulk of this collection consists of genealogical research materials about George Vladar's maternal side, the Jewish families Biheller from Cieszyn (Teschen), Poland and Perl/ Tugenthat from Bielsko-Biala (Poland), and on his paternal side, the non-Jewish Hungarian family Vladar and the non- Jewish Austrian Family Bittermann (various spellings) and Muehler (various spellings). The collection consists of numerous family trees, birth and death certificates, school reports, and a correspondence of Vladar's Grandparents Joseph Biheller and Marie, née Perl.

This collection contains materials on the Jewish community of Frankfurt am Main, Germany from the early 18th century through the early 20th century as well as personal papers of Gerald J. Oppenheimer’s (1922-) family. Oppenheimer’s family papers include extensive genealogical materials, emigration records, and personal correspondence. The records of the Jewish community of Frankfurt include tax and building regulations, lists of taxable individuals, correspondence with government officials, and correspondence among members of the Jewish community.

This collection documents the history of the Weiss family with a focus on Gerald Weiss’ parents Jacob and Selma Weiss née Falk and their siblings. Jacob (alternatively Köbes) Weiss (1883-1965) was born the second of nine children to the cattle dealer Albert Weiss and his wife Mathilde Amalie née Michel. As a young man, he lived in Cologne and started a bed linen manufacturing business, S & J Weiss, with his brother Siegmund. As the situation for Jews in Germany worsened in the 1930s, he and Siegmund smuggled money from the business to banks in Holland to aid in the Weiss family’s emigration. Jacob Weiss emigrated with his wife and children in 1939 and settled in New York. This collection contains family trees, family correspondence, translations of family correspondence, vital records, immigration and naturalization records, correspondence and legal documents concerning restitution claims, correspondence and legal documents concerning the estate of Hermann and Carolina Michel née Frank, and correspondence and photographs concerning family gravesites and the restoration of a Jewish cemetery.

About half of this collection covers the genealogy of the Braunthal family in France, Austria, Poland, the Ukraine, and the United States as documented by Gerard Braunthal. The other half is devoted the restitution claims made by Frieda Silbermann (later Frances Selby), one of the Braunthal family members. Materials include genealogical tables, vital documents, correspondence, legal documents, and financial records.

This collection contains an abundance of legal correspondence documenting claims to the Bleichroeder heritage by various members of the family. Included are genealogical documents, testaments, restitution papers, birth and death certificates, juridical protocols, power of attorneys, certificates of inheritance, invoices, and several handwritten notes. A few translations are included, as well as some clippings and personal family documents such as photographs, wedding telegrams, etc.

This mostly unorganized collection holds manuscripts, drawings and correspondence, as well as some vital records, photographs and published materials pertaining to the author Gertrude Berliner and her family in Vienna, Austria, and in Hanover, Germany. Most of her writings deal with family and emigration, personal recollections and reminiscences of childhood and adulthood.

This collection contains family and business papers pertaining to the ancestors of Gertrude Gutman in the Levi, Gutmann, and Adler families of Württemberg, who were involved in the watchmaking and textile trades.

This collection documents the family history and restitution claims of Gertrude Guckenheimer née Goldschmidt (1916-2003) and her husband Ludwig Guckenheimer (1911-1991). Half of the collection relates to the family histories and family businesses of Gertrude and Ludwig, while the other half documents the restitution claims brought by them and their family members. Included are family trees, birth, marriage, and death certificates, inheritance documents, business contracts, and personal and business correspondence, bank records, official and legal documents concerning restitution claims, and a few photographs. The history of the family businesses Herz Hachenburger Sohn and Max Baer Söhne are well documented in contracts and correspondence.

This collection contains several letters written by Meyerbeer, 3 single-page music manuscripts, a small number of personal and family papers (some original, some photocopied), and a few short manuscripts about Meyerbeer.

Correspondence, documents, photographs, etc. related to members of the Ginsberg/Gilbert family.

The Gisela A. Weil Family Collection holds papers of several branches of the family. Prominently featured are papers of members of the Meyer, Weil, Warburg and Melchior families. These papers provide glimpses into family members' lives along with some biographical details on them. The collection includes correspondence; many articles and clippings; official papers; educational certificates; family narratives and a few family trees and photographs.