Gallienus, Billon Antoninianus, 258-260, Joint Reign, Antioch (RIC) Samosata IMP C P LIC GALLIENVS P F AVGRadiate, draped, cuirassed bust right, seen from behind PIETAS AVGGValerian I and Gallienus standing facing, turned toward each other, sacrificing over lit altar from pateras in right hand, left emperor with scepter surmounted by eagle in left hand, right emperor w ...