Watch List notes:

L. Rubrius Dossenus. 87 BC. Æ As (27mm, 12.09 g, 1h). Rome mint. Laureate head of bearded Janus; in center, a cylindrical altar round which a serpent is entwined / Prow of galley right; | (mark of value) to right. Crawford 348/5; Sydenham 709; RBW 1326. Rough red-brown surfaces, deposits. Good Fine.

From the Richard Basler Collection.