Columbia subject headings:
Decoration and ornament, Architectural--Italy--Lazio--Congresses.
Decoration and ornament, Roman--Italy--Lazio--Congresses.
Lazio (Italy)--Antiquities--Congresses.
Harvard subject headings:
Princeton subject headings:
Decoration and ornament, Architectural--Italy--Lazio--Congresses.
Decoration and ornament, Roman--Italy--Lazio--Congresses.
Lazio (Italy)--Antiquities--Congresses.