ROMAN AND BYZANTINE COINS Gallienus, 253-268. Antoninianus (Billon, 19mm, 3.93g 1), Rome, 262. GALLIENVS AVG Radiate and cuirassed bust of Gallienus to right. Rev. PROVID AVG Providentia standing left, holding globe in her right hand and scepter with her left. MIR 36, 462. RIC 270. A pleasant piece, fully silvered and well struck. Extremely fine.