Watch List notes:

C. Vibius C.f. Pansa. 90 B.C. AE as (30.21 mm, 11.21 g, 10 h). Rome mint. Laureate head of Janus, I above / C · VIBIV·RS in exergue, three prows of galleys right. Crawford 342/7f; Sydenham 690e. VF. 

Ex RBW collection (not in previous sales), Ex Goodman Collection.