Watch List notes:

L. Calpurnius Piso Frugi. 90 BC. AR Denarius (19mm, 3.85 g, 7h). Rome mint. Laureate head of Apollo right; CCL to left / Horseman galloping right, holding palm frond and reins; [control mark above?]. Crawford 340/1; Sydenham 671; Calpurnia 11a; RBW 1254–63 var. (control marks). Deeply toned, off center. Near EF. High relief.