Title: Das Mantuanische Onyxgefäss
Subjects: Roman Vases, Classical Gems, Family, Art, History, Triptolemus (Greek mythology), Vases, Emperors, Herzog Anton-Ulrich-Museum Braunschweig
Places: Rome, Germany, Braunschweig
People: Lucius Septimius Severus Emperor of Rome (146-211), Caracalla Emperor of Rome (188-217), Geta Lucius Septimius Emperor of Rome (189-212)
Time periods: Severans, 193-235