Columbia subject headings:
Groningen (Netherlands)--Buildings, structures, etc.
Public sculpture--Netherlands--Groningen.
Sculpture, Dutch--Netherlands--Groningen--20th century.
Statues--Netherlands--Groningen.
Harvard subject headings:
Groningen (Netherlands)--Buildings, structures, etc.
Public sculpture--Netherlands--Groningen.
Sculpture, Dutch--Netherlands--Groningen.
Sculpture, Modern--20th century--Netherlands--Groningen.
Statues--Netherlands--Groningen.
Princeton subject headings: