http://lod.ehri-project-test.eu/units/us-005578-irn522400/acquisitions/1 an entity of type: Activity rico:generalDescription The collection was donated to the United States Holocaust Memorial Museum in 2004 by Irma Mathes, the daughter of Bernhard Groeschel. rdf:type rico:Activity rico:hasActivityType ehri:AcquisitionType data from the linked data cloud