Didius Julianus, AE29 of Prusa Ad Olympum, Bithynia. AD 193. 14.27 g. AYT K M DIDIOC IOYLIANOC AYG, laureate, draped bust right. PROYCAEWN, Athena standing front, looking right, holding upright spear. Unpublished reverse for Did. Julianus With permission of Solidus Numismatik auction 8, lot 178, April 2016.