Watch List notes:

Anonymous [TA]. Ca. 169-158 B.C. AE as (29.3 mm, 13.92 g, 10 h). Rome mint. Laurete head of Janus, I above / prow of galley right, TA ligate above, I to right, ROMA below. Crawford 192/1; Sydenham 372. Fine, earthen encrustations. 

Ex RBW collection (not in previous sales).