Columbia subject headings:
Campo Marzio (Rome, Italy)--History.
City planning--Italy--History.
City planning--Rome.
Historic buildings--Rome--Maps.
Maps.
Rome (Italy)--Description and travel--Maps.
Rome--Antiquities--Maps.
Harvard subject headings:
Campo Marzio (Rome, Italy)--History.
City planning--Italy--History
City planning--Italy--Rome
Rome (Italy)--Antiquities.
Rome (Italy)--Buildings, structures, etc.
Rome (Italy)--Guidebooks.
Princeton subject headings:
Campo Marzio (Rome, Italy)--History.
City planning--Italy--Rome--History.
Maps.
Rome (Italy)--Antiquities--Maps.
Rome (Italy)--Historic houses, etc.--Maps.
Rome (Italy)--Maps.