Columbia subject headings:
Harvard subject headings:
Bolsena (Italy)--Antiquities.
Catacombs--Italy--Bolsena.
Christina, of Bolsena, Saint, active 3rd century-4th century
Princeton subject headings:
Bolsena (Italy)--Antiquities.
Catacombs--Italy--Bolsena.
Christina, of Bolsena, Saint, active 3rd century-4th century.