1939/ ca.-1961/ ca.
https://w3id.org/zericatalog/date/1939-1961 an entity of type: E52_Time-Span
1961-01-01T00:00:00Z
1939-01-01T00:00:00Z
1939-1961
1939/ ca.-1961/ ca.
1939/ ca.-1961/ ca.
1939-1961
1939-1961