Valerian I, 253-260. Antoninianus (Silver, 21 mm, 2.40 g, 12 h), Rome, 255-256. IMP C P LIC VALERIANVS P F AVG Radiate, draped and cuirassed bust of Valerian I to right. Rev. SALVS AVGG Salus standing front, head to left, feeding serpent, rising from altar, out of patera with her right hand and holding long scepter in her left. Cohen -. MIR 102c (one example recorded). RIC -. Extremely rare. Somewhat porous and with light deposits, otherwise, very fine.