Columbia subject headings:
Harvard subject headings:
Architecture--Italy--Fermo--Pictorial works.
Art, Italian--Italy--Fermo--Pictorial works.
Fermo (Italy)--Buildings, structures, etc.
Princeton subject headings:
Architecture--Italy--Fermo--Pictorial works.
Art, Italian--Italy--Fermo--Pictorial works.
Fermo (Italy)--Buildings, structures, etc.--Pictorial works.