Watch List notes:

L. Calpurnius Piso Frugi. 90 B.C. AR denarius (17.3 mm, 3.99 g, 5 h). Rome mint. Laureate head of Apollo right; behind, control-marks: leaf (?) and VIIII / L PISO FRVGI, naked horseman galloping to right holding palm-branch, above. RRC 340/1; RSC/Bab Calpurnia 6-12. VF.