Valerian, AE18 of Alexandria Troas. AD 253-260. 3.95 g. IMP LIC VALERIANVS AV, laureate, draped and cuirassed bust right. COL AV TROA, horse grazing right, herdsman standing right behind it, holding pedum over shoulder. Bellinger 438; BMC 162; SNG Cop 192-193. With permission of cngcoins.com.