Probus, Antoninianus, 281, Ninth Emission, Fourth Consulate, Ticinum, Officina 2VIRTVS PROBI A_VGRadiate, helmeted, cuirassed bust left, spear in right, shield decorated with dot pattern in leftPROVIDENT AVGProvidentia standing facing, head left, scepter in left, globe in rightQ in left field, * in right fieldSXXI in exergue23mm x 25mm, 4.53g