ROMAN PROVINCIAL COINS Bithynia, Nicaea. Valerian I, Gallienus, and Valerian II Caesar. AE, 256–257/8 AD. Obverse: Jugate busts of Valerian I, Gallienus, and Valerian II Caesar facing right, draped an
ROMAN PROVINCIAL COINS Bithynia, Nicaea. Valerian I, Gallienus, and Valerian II Caesar. AE, 256–257/8 AD. Obverse: Jugate busts of Valerian I, Gallienus, and Valerian II Caesar facing right, draped an