RIC V Gallienus (joint reign) 399
Denomination: antoninianus
Material: ar
Authority: valerian
Mint: mediolanum
Manufacture: struck
Date: 0257 to 0257
Obverse legend: IMP GALLIENVS P AVG
Obverse portrait: gallienus
Reverse legend: SALVS AVGG
Reverse: Salus, draped, standing right, feeding serpent held in arms
Reverse portrait: salus