Gordian III AE26 of Hadrianopolis, Thrace. 

Obv: AVT K M ANT GORDIANOC AV, laureate draped bust right 
Rev: ADRIANOPOLEITWN, Artemis advancing left, looking
right, with long torch.

Jurukova 463; Varbanov 3984.
Courtesy of Helios Auction 5, March 2011