BAL series. AE As, Central Italy c. 168-158 BC. Obv. Laureate head of Janus; above, I. Rev. Prow right; above BAL; before, mark of value; below, ROMA. Cr. 179/1; B. (Naevia) 1. 25.12 g. 35.00 mm. Nice green-brown patina. About VF/VF.