Trebonianus Gallus (251-253).     AE Sestertius, Rome mint, 251-253.   Obv.    [IMP] CAES [C VIBIVS TRE]BONIANVS GALLVS AVG. Laureate, draped and cuirassed bust right.        Rev.   PIETAS [AV]GG S C. Pietas, veiled, draped, standing left, raising both hands.     RIC IV  116A.     21.47 g.   31.60 mm.        Bold portrait. Lovely green patina.    Good VF/VF.