http://lod.ehri-project-test.eu/units/us-005578-irn631820/acquisitions/1 an entity of type: Activity rico:generalDescription Ruth E. Saltzman, cousin of Luba Tryszynska Frederick, donated the collection to the United States Holocaust Memorial Museum in 2017. rdf:type rico:Activity rico:hasActivityType ehri:AcquisitionType data from the linked data cloud