Obverse: IMP C PROBVS AVG
Radiate bust left in consular robe, holding eagle-tipped sceptre (scipio)
Reverse: SALVS AVG / V / TXXI
Salus standing right, feeding serpent in arms.
Bilon, diameter 22,2 x 25,0 mm, weight 4,20 g.
THIS COIN IS PART OF THE CODED EQVITI SERIES (see the letter "V" in left field which is the 3rd lettter in the 6-letter EQVITI phrase. This coin was struck by the 3rd officina, i.e. officina "T"; there were 6 officinae at Ticinum mint at that time; each one struck a different reverse with a different letter from the EQVITI code).