Watch List notes:

Anonymous. Ca. 225-217 B.C. Æ aes grave as (63 mm, ~250 g, 12 h). Libral standard. Rome. Head of bearded Janus; no mark of value; all on a raised disk / Prow of galley right; I above; all on a raised disk. Crawford 35/1; ICC 74; Thurlow & Vecchi 51; Sydenham 72; BMCRR Rome (Aes Grave) 10-16; Haeberlin pl. 14, 1-16, 4; HN Italy 337. Green patina, some slight roughness in spots, but a large and impressive piece. Good very fine.