RIC V Gallienus (joint reign) 306: Subtype 1
Denomination: antoninianus
Material: ar
Authority: valerian
Mint: mediolanum
Manufacture: struck
Date: 0259 to 0259
Obverse legend: IMP GALLIENVS P F AVG
Obverse: Head of Gallienus, radiate, right or left
Obverse portrait: gallienus
Reverse legend: P M TR P VII COS
Reverse: Gallienus, sacrificing at altar out of patera in right hand and holding short sceptre in left hand
Reverse portrait: gallienus