Watch List notes:

L. Calpurnius Piso Frugi. 90 BC. AR Denarius (17.8mm, 4.00 g, 1h). Rome mint. Laureate head of Apollo right; E to left / Horseman galloping right, holding palm frond and reins; A below. Crawford 340/1; Sydenham 664k; Calpurnia 11; CNR Calpurnia 82/2 (same dies); Type as RBW –. EF, toned.

From the Andrew McCabe Collection. Ex English Amateur Scholar Collection (Numismatica Ars Classica 92, Part II, 24 May 2016), lot 1625 (acquired by him in 1985).