Columbia subject headings:
Bronzes, Roman--Italy--Barletta.
Heraclius, Emperor of the East, approximately 575-641--Statues--Italy--Barletta.
Harvard subject headings:
Bronzes, Roman--Italy--Barletta.
Heraclius, Emperor of the East, approximately 575-641--Statues--Italy--Barletta.
Princeton subject headings:
Bronzes, Roman--Italy--Barletta.
Constantine III, Emperor of the East, 612-641--Statues--Italy--Barletta.