Columbia subject headings:
Jews--Italy--Syracuse--History--To 1500.
Mikveh--Italy--Syracuse--History.
Ortigia (Syracuse, Italy)--Antiquities.
Ortigia (Syracuse, Italy)--Buildings, structures, etc.
Synagogues--Italy--Syracuse--History.
Harvard subject headings:
Jews--Italy--Syracuse--History--To 1500.
Mikveh--Italy--Syracuse--History.
Ortigia (Syracuse, Italy)--Antiquities.
Ortigia (Syracuse, Italy)--Buildings, structures, etc.
Synagogues--Italy--Syracuse--History.
Princeton subject headings:
Jews--Italy--Syracuse--History--To 1500.
Mikveh--Italy--Syracuse--History.
Ortigia (Syracuse, Italy)--Antiquities.
Ortigia (Syracuse, Italy)--Buildings, structures, etc.
Synagogues--Italy--Syracuse--History.