Gallienus. AE Antoninianus. Sole Reign. Antioch.

GALLIENVS AVG, radiate, draped, cuirassed bust right, seen from the back.

PM TR P XII CVI PP, Emperor riding right, holding long transverse spear.

Unlisted reverse. Göbl 1621i var (rev. legend and type).
Göbl 1621i shows Gallienus riding left	raising right hand
and with the reverse legend PM TR P XII CVI PP.

Unique example known so far.

Charles Euston collection