http://lod.ehri-project-test.eu/hasCopyRelations/4da40cfc-ae87-11f0-9e71-e3b8a316d152 an entity of type: HasCopyRelation
"Data from the "Minority Census" in Germany (Volkszaehlung 1939), from materials of the Reichssippenamt, May 1939" was copied from "Reichssippenamt.- Volkszählungskartei"