1900 https://w3id.org/zericatalog/date/1900 an entity of type: E52_Time-Span ti:hasIntervalStartDate 1900-01-01T00:00:00Z rdfs:label 1900 1900 1900 1900 ca. 1900 ca. rdf:type crm:E52_Time-Span data from the linked data cloud