Bronze sestertius of Trebonianus Gallus, Late Imperial, A.D. 251?253, Roman, Bronze, H.: 1 1/16 in. (2.7 cm), Coins, IMP. CAES. C. VIBIVS TREBONIANVS GALLVS AVG., bust of emperor/IVNONI MARTIALI | S C, tetrastyle temple with seated figure of Juno, Ro