Gallienus, joint reign with his father Valerian (253-260 CE; issued 256 or later). Fourrée antoninianus. Obv: GALLIENVS PF AVG, Radiate, cuirassed, and draped bust right. Rev: PROVIDENTIA AVGG, Providentia standing slightly left, holding wand over globe at her feet, and cornucopiae. 2.95g 20.5-22mm