Probus, AE Antoninianus. Ticinum mint.

Obv: IMP C PROBVS AVG, radiate bust left, wearing imperial 
mantle and holding eagle-tipped sceptre.
Rev: CONCORD MILIT, Concordia standing left, holding two ensigns.

E to left, star to right. Mintmark PXXI

Reference RIC V-2 Ticinum 480. Normally rated common
but the face of the bust on this coin appears to be 
turned slightly to the front, with the hint of the right eye 
visible.
Possibly unpublished bust type with this angle of head.

Contributed by Aleksandar Andonov, March 2011.