Valerian I (253-260). AE As. Rome. 

Obv: IMP C P LIC VALERIANVS P F AVG, Laureate and cuirassed bust right. 
Rev: APOLINI CONSERVA, S-C, Apollo standing left, holding laurel-
branch and lyre on rock. 

RIC 190; Cohen 23; Sear 10029. 

Pecunem & Gitbud & Naumann - Auction 6, Aug. 2013.