Volusian AR Antoninianus. 251-253 AD. 

Obv: IMP CAE C VIB VOLVSIANO AVG, radiate, draped and 
cuirassed bust right
Rev: IVNO MARTIALI, Juno seated left, holding corn-ears and 
globe. 

RIC IV 177; Cohen 39, rated R3.

Contributed by Dane for Roma Numismatics, June 2009