Tranquillina, wife of Gordian III. Augusta, 241-244 AD. AR Drachm (19mm, 3.14g). Year 4 (241 AD). Diademed and draped bust right / Mt. Argaeus. Rare. Toned, GVF.
Bland, "The Bronze Coinage of Gordian III from Caesarea in Cappadocia," in Studies in Ancient Coinage from Turkey, pg. 91, 58; Sydenham 617aa var. (corr.).