Valerian I, Billon Antoninianus, Antioch, AD 256. 21.2mm, 2.87g. Engravers error.

IMP C P LIC VALERIANVS PF AVG, radiate, draped bust right, seen from the back.
ROMAE AETRNAE (sic), Roma seated left on shield, holding Victory and spear. 

Goebl 1571d.

Contributed by Chris Scarlioli, May 2019.