Probus. Antoninianus; Probus; 276-282 AD, Siscia, Antoninianus, 3.37g. RIC-816, C-894. Obv: IMP C M AVR PROBVS P AVG Radiate bust l. in consular robes and holding eagle-tipped scepter. Rx: VIRTVS - PROBI AVG Mars advancing r. holding spear and trophy over shoulder, in exergue XXI, in r. field Q (officina 4). From the Philip Ashton Collection, purchased from Alex Malloy, March 2001.. Mint State