Cn. Carbo. AR Denarius, 121 BC. Obv. Helmeted head of Roma right; behind, X. Rev. Jupiter in quadriga right, holding reins and sceptre and hurling thunderbolt; below, CARB; in exergue, ROMA. Cr. 279/1. B. (Papiria) 7. AR. g. 3.88 mm. 22.00 VF. Broad flan.