Gordian III, AR Antoninianus, January 1, 240-March (?) 240, Third Issue, RomeIMP CAES M ANT GORDIANVS AVGRadiate, draped, cuirassed bust right, seen from behind VIR_TV_S AVG Mars, helmeted, in military dress, standing facing, head left, branch upward in right hand, vertical scepter in left, large oval shield behind at left 22mm x 23mm, 3.80g