Watch List notes:

Valerian I. A.D. 253-260. BI antoninianus (21 mm, 4.75 g, 12 h). Samosata, A.D. 255/6. IMP C P LIC VALERIANVS P F AVG, radiate, draped, and cuirassed bust right / PIETAS AVGG, the two emperors standing facing one another, sacrificing over altar. RIC 285; Göbl 1676e; RSC 152. VF, toned, light roughness. 

Ex George Spradling Collection.