Koch family papers- 2 folders Donated June 2007 Donor: Christa Wichmann http://lod.ehri-project-test.eu/acquisitions/gb-003348-wl1741-eng-71180_eng an entity of type: Activity rdf:value Koch family papers- 2 folders Donated June 2007 Donor: Christa Wichmann rico:type Acquisition rdf:type rico:Activity data from the linked data cloud