Probus, Antoninianus, 281, Ninth Emission, Fourth Consulate, Ticinum, Officina 2VIRTVS PROBI INVICTI AVGRadiate, helmeted, cuirassed bust left, spear in right hand over shoulder, shield decorated with dot pattern in leftPROVIDENT AVGProvidentia standing facing, head left, scepter in left, globe in rightQ in left fieldSXXI in exergue22mm x 23mm, 4.15g