Columbia subject headings:
Harvard subject headings:
Garfagnana (Italy)--History.
Serchio River Valley (Italy)--History.
Vernacular architecture--Italy--Garfagnana.
Vernacular architecture--Italy--Serchio River Valley.
Princeton subject headings:
Garfagnana (Italy : Region)--History.
Serchio River Valley (Italy)--History.
Vernacular architecture--Italy--Garfagnana (Region).
Vernacular architecture--Italy--Serchio River Valley.