Valerian, AE25 of Nicaea, Bithynia. AD 256-260. POY LIK OYALERIANOC CEB, radiate, draped bust of Valerian left, right hand raised. NIKAIEWN, Gallienus on the left, standing right beside the emperor, standing front, looking left, both holding sceptres, beside a figure (Salonina, Homonoia or a priest) standing left, holding a patera over a small altar. RecGen 804-805; Waddington 447; SNG von Aulock 713; McClean 7507. Contributed by Ralf Woellner, April 2014.