Gallienus, AE21 of Nicaea, Bithynia. Homonoia issue with Byzantion, Thrace. AD 253-268. 5.57 g. POY LIK EGN GALLIHNOC CEB, radiate, draped and cuirassed bust right. NIKAIEWN BYZANTIWN OMONOIA, dolphin swimming right between two fish. RecGen 858; Varbanov 2012 (Byzanium); Schönert-Geiss 1872. With permission of Solidus Numismatik - Monthly Auction 23, Lot 267, Jan 2018.