Probus AE Antoninianus. Serdica mint. Obv: IMP C M AVR PROBVS ) AVG, radiate, bust left wearing imperial mantle, holding eagle-tipped sceptre Rev: SOLI INVICTO, Sol in spread quadriga facing, holding globe, and raising right hand. Mintmark KA dot gamma dot. Contributed by Forvm member Jay Grande, Jan, 2010. Note: RIC describes Sol and holding a whip for this issue, but another of this type and this mintmark was sold by Dr. Peuss Nachfolger in October 2000.