Columbia subject headings:
Art, Italian--Italy--Massa Marittima--Art, Italian--History.
Massa Marittima (Italy)--History.
Harvard subject headings:
Art, Italian--Italy--Massa Marittima--Art, Italian--History.
Massa Marittima (Italy)--History.
Princeton subject headings:
Art, Italian--Italy--Massa Marittima--History.
Massa Marittima (Italy)--History.