Barry & Darling Ancient Coins Serving the Internet community since 1996 Gordian III AE21 - Thrace, Hadrianopolis Obverse: His laureate, draped bust right. Reverse: River god reclining left, leaning on rock and holding grain stalk. Size: 21 mm Weight: 7.45 g gF/gF - good eye appeal and detail. Closed flan crqack at 2:00.