Kaliningrad (Russia) -- Kaliningradskai︠a︡ oblastʹ -- Königsberg (Germany)

The Bruck-Jacobson Family Collection holds documentation of and genealogical research on this family as well as of members of the related Bruck and Flato families. The collection includes official papers, genealogical notes and family trees, personal and educational papers, receipts, paper currency, research notes, certificates, a handwritten cookbook and a handwritten housekeeping manual, a diary, photographs, and a sketch of a family residence.

This collection holds material related to Anna Perlmann, a German physician who worked in Israel at the Women’s Prison in Bethlehem, Israel; Edith Burian (née Muenz) from Austria who lived in a Kibbutz before immigrating to the U.S.; as well as material pertaining to family members and friends of Edith Burian. The collection includes correspondence, documents related to restitution payments, and photographs.

The Grete Simon, M.D. Collection holds the papers, correspondence and photographs of Dr. Grete Simon, Dr. Adolf Simon, and Martha Simon. The collection contains personal letters, official papers relating to Adolf Simon’s education and work, as well as family photographs.

This collection consists of the papers of physician Henry B. Sachs and his family, including members of the related Sachs, Berlowitz and Marcus families. Included is information on the family's immigration, Henry Sachs's professional life, and other topics. The collection contains photographs and a photo album, a diary, correspondence, family trees, military papers, and various other family papers.

Records of several Jewish communities assembled by Jacob Jacobson.

This collection contains assorted primary and secondary materials relevant to the former German-Jewish community of Königsberg, including programs from the synagogue and local Jewish organizations, curricula for Jewish education in Königsberg, and materials on the development of a prayer book for the New Synagogue.

This collection consists of papers of the Loewen family, including Samuel Liepmann Loewen and Liepmann (Leopold) Loewen. It includes personal, business and official papers, correspondence, genealogy, a collection of wax seals, some newspaper clippings, art prints, and a few photographs.

This collection contains family and personal papers, as well as correspondence, of the Magnus family of Königsberg. Several of the letters date to the 19th century and document the family member's global travels.

This collection contains a wide variety of documents and papers pertaining to the family of Ernst Mathias, including several documents pertaining to his ancestors, some of whom were physicians, and others who were manufacturers who served the Prussian court in the 19th century.

The Perlmann Family Collection consists of papers of members of the Perlmann and related families, including the Spiero and Jolowicz families. It includes genealogy and biographies of these families and also of members of the related Lewald and Simson families. Some material on the city of Königsberg is also present. The collection consists of correspondence, genealogical research, family trees, biographies, articles, newspaper clippings, official documents, a few postcards and photographs, a memorial book and a few pamphlets.

The collection contains some personal documents of and official correspondence to Rudolf Cohn, but is mainly composed of published and unpublished manuscripts.

Folder 1 contains several unique originals including a Reisepass from 1800 and signed letters from Friedrich Wilhelm III of Prussia, an 1867 edition of satirical paper "Maseltow," printed in Königsberg, a Trauer-Album for Bertha Bloch (1915). There are copies of an 1833 marriage contract for Naumann Simonsohn and 1831 Reisepass for Simonsohn. There are also various letters and short manuscripts recounting the history of the Bloch and Simonsohn family. Folder 2 contains several congratulatory letters in Hebrew and German addressed to Naumann Simonsohn regarding his book "Juda oder freimutige Äusserungen über Religion und Bürgerglück", dated ca. 1817.

The collection mainly comprises material related to Werner Hans Bloch's genealogical studies about his and Elsa Bloch's families. Also included are documents pertaining to Werner Hans and Elsa Bloch's family life, such as correspondence, photographs and official documents.

This collection contains documents and manuscripts on Alsace-Lorraine, France, and Germany.