1958/ ca.-1975/ ca.

https://w3id.org/zericatalog/date/1958-1975 an entity of type: E52_Time-Span

1975-01-01T00:00:00Z 
1958-01-01T00:00:00Z 
1958-1975 
1958/ ca.-1975/ ca. 
1958/ ca.-1975/ ca. 
1958-1975 
1958-1975 
<https://w3id.org/zericatalog/date/xx>
crm:E52_Time-Span

data from the linked data cloud