Gallienus, 253-268. Antoninianus (Billon, 23 mm, 3.76 g, 5 h), Rome, 257. IMP GALLIENVS P F AVG G M Radiate and cuirassed bust of Gallienus to right. Rev. PAX AVGG Pax standing front, head to left, holding branch in her right hand and scepter in her left; in field to left, V. Cohen 756. MIR 173k. RIC 157 var. (officina mark). Struck from a slightly worn obverse die and with light deposits, otherwise, very fine.