P.54/21 http://lod.ehri-project-test.eu/units/il-002798-7894248-9392963/alternateIDs/1 an entity of type: Identifier rico:textualValue P.54/21 rdf:type rico:Identifier rico:isOrWasIdentifierOf <http://lod.ehri-project-test.eu/units/il-002798-7894248-9392963> data from the linked data cloud