Columbia subject headings:
Art--Italy--Bergamo.
Bergamo (Italy)--Buildings, structures, etc.
Bergamo (Italy)--Description and travel.
Church buildings--Italy--Bergamo.
Historic buildings--Italy--Bergamo.
Harvard subject headings:
Art--Italy--Bergamo.
Bergamo (Italy)--Buildings, structures, etc.
Bergamo (Italy)--Description and travel.
Church buildings--Italy--Bergamo.
Historic buildings--Italy--Bergamo.
Princeton subject headings: