1950/ ca.-1970/ ca.
https://w3id.org/zericatalog/date/1950-1970 an entity of type: E52_Time-Span
1970-01-01T00:00:00Z
1950-01-01T00:00:00Z
1950-1970
1950/ ca.-1970/ ca.
1950/ ca.-1970/ ca.