Columbia subject headings:
Apennines Region (Italy)--History.
Cartography--Italy--Lazio--History.
Italy, Central--History.
Land settlement patterns--Italy, Central--History.
Land settlement patterns--Italy--Apennines Region--History.
Land use--Italy, Central--History.
Land use--Italy--Apennines Region--History.
Harvard subject headings:
Apennines (Italy)--History.
Cartography--Italy--Abruzzi--History.
Cartography--Italy--Lazio--History.
Princeton subject headings:
Abruzzo (Italy)--Historical geography.
Human settlements--Italy--Abruzzo--History.
Human settlements--Italy--Lazio--History.
Land settlement--Italy--Abruzzo--History.
Land settlement--Italy--Lazio--History.
Lazio (Italy)--Historical geography.