D. Silanus L.f. 91 BC. Æ As (27.5mm, 12.68 g, 12h). Rome mint. Laureate head of bearded Janus; I (mark of value) above / Prow of galley right; D•SILANVS•L•F above. Crawford 337/5; Sydenham 649; RBW 1234. Dark green patina with some light earthen highlights/deposits. Good VF. Quite nice for the issue.