Gordian III, AE28 of Antioch, Pisidia. 

Obv: IMP CAES M ANT GORDIANVS AVG, laureate, draped and cuirassed bust right.
Rev: ANTIOCHIA COLONIA CAESAR around, ANTIOCH S R COLONI in three lines in centre. 

Krzyzanowska GOR9.35; BMC 108; SNG Righetti 1354-1356; SNG Tuebingen 4377

With permission of Roma Numismatics, January, 2011