Watch List notes:

L. Calpurnius Piso Frugi. 90 BC. AR Denarius (18mm, 3.90 g, 12h). Rome mint. Laureate head of Apollo right; XXVIII behind / Naked horseman galloping right, holding palm frond; XXXXIII above, L • PISO FRVGI and ROMA monogram below. Crawford 340/1; Sydenham 661; RBW 1255 (this coin); Calpurnia 12. VF, toned.

From the RBW Collection (unsold in Numismatica Ars Classica 63, 17 May 2012, lot 31). Ex Frederick H. Rindge Collection (Malter XXX, 7 June 1985), lot 1652.