Watch List notes:

PROBUS. Antoninian (Ae. 3.75g / 25mm). 277 AD Serdica (Sofia). (RIC 878). Anv: Draped bust of Probus on the left with helmet and breastplate holding spear on the right shoulder and shield on the left, around legend: IMP CM AVR PROBVS AVG. Rev: Probo with spear on horseback to the right over captive and shield, around legend: VIRTVS PROBI AVG, in exergue: KAB. VF.