Watch List notes:

L. Calpurnius Piso Frugi. 90 BC. AR Denarius (19.5mm, 3.88 g, 8h). Rome mint. Laureate head of Apollo right; D to left, D below chin / Horseman galloping right, holding palm frond and reins; LXXX below. Crawford 340/1; Sydenham 663e; Calpurnia 11. Lightly toned with underlying luster, minor metal flaws. Good VF.

Ex Dr. Erik Miller Collection (Spink 19004, 27 March 2019), lot 225, purchased privately from Spink, 10 July 1964, for £5.15.0.