Watch List notes:

L. Calpurnius Piso Frugi. 90 BC. Æ As (26mm, 8.33 g, 7h). Rome mint. Laureate head of bearded Janus; I (mark of value) above / Prow of galley right, on which stands Victory right, holding palm frond. Crawford 340/4; Sydenham 677; RBW 1270 (not the illustrated coin). VF, green patina, areas of roughness.

From the RBW Collection, purchased from Sternberg, August 1988.