1953/ ca.-1973 https://w3id.org/zericatalog/date/1953-ca-1973 an entity of type: E52_Time-Span ti:hasIntervalEndDate 1973-01-01T00:00:00Z ti:hasIntervalStartDate 1953-ca-01-01T00:00:00Z rdfs:label 1953/ ca.-1973 1953/ ca.-1973 rdf:type crm:E52_Time-Span data from the linked data cloud