Columbia subject headings:
Charleroi (Belgium)--Pictorial works.
Harvard subject headings:
Architecture, Modern--19th century--Belgium--Charleroi.
Architecture, Modern--20th century--Belgium--Charleroi.
Architecture--Belgium--Charleroi.
Charleroi (Belgium)--Buildings, structures, etc.
Princeton subject headings:
Architecture, Modern--19th century--Belgium--Charleroi.
Architecture, Modern--20th century--Belgium--Charleroi.
Architecture--Belgium--Charleroi.
Charleroi (Belgium)--Buildings, structures, etc.