Severus Alexander AE27 of Prusa ad Olympum, Bithynia. AD 222-235. 12.73 g. M AYR CEY ALEXANDROC AYG, laureate, draped and cuirassed bust right. PROYCAEWN, bearded, laureate and draped bust of Zeus or Prusas left. RecGen 137.3 With permission of Numismatik Naumann auction 56, Lot 337, Augusr 2017.