A very interesting denarius due to the rather unusual reverse, i.e. two bucks harnessed in the bida.
Roman Republic
C. Renius (138 BC), Denarius 138 BC, mint Rome
Obverse: helmeted head of Roma right, behind X
Reverse: Juno in biga of goats right, holding sceptre and reins in right hand and whip in left, below C·RENI, in exergue ROMA
Weight 3,89 g