United States Holocaust Memorial Museum Collection, Gift of Ingeborg Weinberger Ingeborg Weinberger donated them to the United States Holocaust Memorial Museum Archives in October 1991.

http://lod.ehri-project-test.eu/acquisitions/us-005578-irn503723-eng-irn503723_eng an entity of type: Activity

United States Holocaust Memorial Museum Collection, Gift of Ingeborg Weinberger Ingeborg Weinberger donated them to the United States Holocaust Memorial Museum Archives in October 1991. 
Acquisition 
rico:Activity

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