IPN BU 1811 http://lod.ehri-project-test.eu/units/pl-003137-1116/alternateIDs/1 an entity of type: Identifier rico:textualValue IPN BU 1811 rdf:type rico:Identifier rico:isOrWasIdentifierOf <http://lod.ehri-project-test.eu/units/pl-003137-1116> data from the linked data cloud