Volusian (251-253 A.D.) -  AR Antoninianus - 22.38mm, 3.47gr
Obverse - IMP C C VIB VOLVSIANVS AVG
Volusian, his radiate, draped and cuirassed bust right
Reverse - VIRTVS AVGG
Virtus standing right, holding spear and leaning on shield.

Minted in Mediolanum (Milan, Italy) or Viminacium (Kostolac, Serbia) in 252 A.D.

Reference:
Mattingley, Sydenham, & Sutherland, "Roman Imperial Coinage", Volume 4, Part 3 (RIC), p181, nr. 206.
Sear, D.R., "Roman Coins and their Values" (RCV Millennium Edition), Vol. 3, p245, nr. 9776.
Sear, D.R., "Roman Coins and their Values" (RCV 4th Revised Edition), p254, nr. 2833.
Cohen, H, "Descriptions Historique des Monnaies frappees sous l'Empire Romain" (C), Volume 5, p270, nr. 133.
Seaby, H.A. & Sear, D.R., "Roman Silver Coins" (RSC), Volume 4, p45, nr. 133.
Van Meter, D., "Handbook of Roman Imperial Coins" (VM), p237, nr 5.
Suarez, R., "Encyclopedia of Roman Imperial Coins II" (ERIC II),  p481, nr.84, (B3, O06, R47, T42, M2)

Quality: Fine+