Columbia subject headings:
Architecture--France--Blois.
Blois (France)--Buildings, structures, etc.
Blois (France)--History.
Historic buildings--France--Blois.
Harvard subject headings:
Architecture--France--Blois.
Blois (France)--Buildings, structures, etc.
Blois (France)--History.
Historic buildings--France--Blois.
Princeton subject headings:
Architecture--France--Blois.
Blois (France)--Buildings, structures, etc.
Blois (France)--History.
Historic buildings--France--Blois.