Watch List notes:

C. Piso L.f. Frugi. 61 BC. AR Denarius (18mm, 4.03 g, 6h). Rome mint. Head of Apollo right, hair bound with taenia; CCX behind / Horseman galloping right, holding palm frond and reins; mallet above. Crawford 408/1b (O9/R–); Hersh, Piso 269 (O247/R2064); Sydenham 851m; Calpurnia 24; RBW 1470 var. (controls). Attractive cabinet toning, light deposits on the reverse. Near EF.

From the Jack A. Frazer Collection. Ex Frederick S. Knobloch Collection (Stack's, 3 May 1978), lot 488.