251442. VALERIAN I. 253-260 AD. AR Antoninianus (21mm, 3.16 gm). Colonia Agrippinensium (Cologne) mint. Struck circa 257-258 AD. Sold For $95 VALERIAN I. 253-260 AD. AR Antoninianus (21mm, 3.16 gm). Colonia Agrippinensium (Cologne) mint. Struck circa 257-258 AD. IMP VALERIANVS AVG, radiate, draped, and cuirassed bust right / SECVRIT PERPET, Securitas standing left, leaning on column and holding sceptre. RIC V 256 var. (no cuirass); MIR 36, 869e; RSC 204 var. (same). Nice VF. From the CNG Online Coin Store, www.cngcoins.com, before August, 2004. By permission of CNG.