Star (second) series.     AE As, 169-158 BC.   Obv.    Laureate head of Janus; above, mark of value.        Rev.   Prow right; above, eight- rayed star and before, mark of value. Below, ROMA.     Cr. 196/1.     12.19 g.   31.50 mm.        Choice example with nice light olive green patina.    Good VF.