Probus, 276 - 282 AD AE Antoninianus, Rome Mint, (20mm, 3.1 g) Obverse: IMP PROBVS P F AVG, Radiate bust of Probus left wearing imperial mantle and holding eagle tipped scepter. Reverse: ROMAE AETERNAE, Roma seated facing within hexastyle temple, R wreath D in exergue.