Columbia subject headings:
Architecture, Italian--Influence--Congresses.
Art, Italian--Influence--Congresses.
Grand tours (Education)--Congresses.
Visitors, Foreign--Italy--Congresses.
Harvard subject headings:
Architecture, Italian--Influence--Congresses.
Art, Italian--Influence--Congresses.
Grand tours (Education)--Congresses.
Visitors, Foreign--Italy--Congresses.
Princeton subject headings:
Architecture, Italian--Influence--Congresses.
Art, Italian--Influence--Congresses.
Grand tours (Education)--Congresses.
Visitors, Foreign--Italy--Congresses.