Columbia subject headings:
City blocks--Italy--Rome--History--Sources.
City blocks--Italy--Rome--History.
City planning--Italy--Rome--History--Sources.
City planning--Italy--Rome--History.
Nobility--Homes and haunts--Italy--Rome--History--Sources.
Nobility--Homes and haunts--Italy--Rome--History.
Harvard subject headings:
City blocks--Italy--Rome--History--Sources.
City blocks--Italy--Rome--History.
City planning--Italy--Rome--History
City planning--Italy--Rome--History--Sources.
Nobility--Homes and haunts--Italy--Rome--History--Sources.
Nobility--Homes and haunts--Italy--Rome--History.
Princeton subject headings:
City blocks--Italy--Rome--History--Sources.
City blocks--Italy--Rome--History.
City planning--Italy--Rome--History--Sources.
City planning--Italy--Rome--History.
Nobility--Homes and haunts--Italy--Rome--History--Sources.
Nobility--Homes and haunts--Italy--Rome--History.