Columbia subject headings:
Harvard subject headings:
Architecture--Italy--Pictorial works.
Architecture--Pictorial works
Art, Italian--Pictorial works.
Art--Pictorial works.
Princeton subject headings:
Architecture, Italian--Pictorial works.
Architecture--Pictorial works.
Art, Italian--Pictorial works.
Art--Pictorial works.
Catalogs.
Fratelli Alinari--Archives.
Photography--Italy--Catalogs.