Valerian I AE tetradrachm of Alexandria, Egypt. Dated Year 3. AD 255-256. 21.5 mm, 11.63 g. 

A K P LI OVALERIANOC EV EVC, laureate and cuirassed bust right.
L Gamma to left of Nike standing front, looking left, wings spread, holding wreath and palm branch. 

Milne 3909-3911; Dattari 5163.

With permission of Naville Numismatics Auction 56, Lot 349, March 2020.