Columbia subject headings:
Dura-Europos (Extinct city)--Antiquities, Greek.
Hercules (Roman mythological character)
Sculpture, Ancient--Syria--Dura-Europos (Extinct city)
Sculpture--Syria--Dura-Europos (Extinct city)
Harvard subject headings:
Heracles (Greek mythological character)
Sculpture--Syria.
Princeton subject headings: