Columbia subject headings:
Harvard subject headings:
Archives--Italy--Otranto Region--Catalogs.
Catholic Church--Italy--Otranto Region--History.
Otranto Region (Italy)--Church history.
Princeton subject headings:
Archives--Italy--Otranto Region--Catalogs.
Catholic Church--Italy--Otranto Region--History.
Otranto Region (Italy)--Church history.