239 AD., Gordian III., Rome mint, 3rd issue, Æ Sestertius, RIC 271.

Gordian III., Rome mint, 3rd issue, 239 AD.,
Æ Sestertius (30-31 mm / 18.55 g),
Obv.: IMP CAES M ANT GORDIANVS AVG , laureate, draped, and cuirassed bust of Gordian III. right, seen from behind.
Rev.: P M TR P II COS P P / S - C , Gordian standing left, sacrificing from patera over altar, holding wand.
RIC 271 ; C 211 .

Chronology according K. Pink, Der Aufbau der römischen Münzprägung in der Kaiserzeit, III, Numismatische Zeitschrift 68 (1935), p 12-34.