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Werner Hans and Elsa Bloch Family Collection

Identifier: AR 25688

Scope and Content Note

The collection mostly entails manuscripts written by Werner Hans Bloch, dealing with the history of his family as well as the genealogy of Elsa Bloch, née Moeller. The manuscripts contain genealogical tables, photographs, correspondence and documents pertaining to individual family members and the broader historical context of German-Jewish history, written for Thomas Bloch to inform him about his ancestors. Moreover, the collection comprises family items referring to the death of Elsa and Hans Werner Bloch as well as various materials on the family.


  • 1812-2006


Language of Materials

The collection is in English, German, and Hebrew.

Access Restrictions

Open to researchers.

Access Information

Collection is digitized. Follow the links in the Container List to access the digitized materials.

Use Restrictions

There may be some restrictions on the use of the collection. For more information, contact:

Leo Baeck Institute, Center for Jewish History, 15 West 16th Street, New York, NY 10011


Biographical Note

Werner Hans Bloch was born as Hans Werner Bloch in Königsberg in 1900. He was the son of Bertha Liebenthal (1870-1915) and Heinrich Bloch (1860-1942) and a student of medicine at the universities in Königsberg, Munich and Freiburg. After internships in hospitals in Berlin, Munich and Karlsruhe he accepted pediatric residency in Karlsruhe for a period of two years before he opened a pediatric practice in Offenburg in 1928. In 1931, Hans Werner Bloch married Elsa Bloch, née Moeller (1900-1985), who was a technical assistant at the Hygienische Institut Danzig. Hans Werner Bloch immigrated to New York City in 1936, and later the same year got Elsa Bloch and their first daughter Dorothy Bloch (1933-2012) to join him. The family moved to Elmira, New York where Hans Werner Bloch opened a pediatric practice in 1937 and became school physician in 1942. In 1947, the couple's second child, Thomas Bloch, was born in Elmira, New York. Elsa Bloch died on May 30, 1984 and Werner Hans Bloch passed away on March 25, 1993.


0.5 Linear Feet


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.


The collection was organized in two series. The items in Series I were ordered alphabetically. Series II is arranged chronologically.

Related Material

W. H. Bloch Family Collection 1800-1978, AR 1577

Processing Information

The collection was organized in three series. Loose items were added in Series I in separate folders.

Guide to the Werner and Elsa Bloch Family Collection undated, 1812-2006 AR 25688
Processed by Jonas Knatz
© 2017
Language of description
Script of description
Language of description note
Description is in English.
Edition statement
This version was derived from Werner_and_Elsa_Bloch_Family.xml

Revision Statements

  • May 2017 : Links to digital objects added in Container List.

Repository Details

Part of the Leo Baeck Institute Repository

15 West 16th Street
New York NY 10011 United States