Gallienus (253-268). AE Medallion, Rome mint. 8th issue, c. 263-264/5 AD. Obv. GALLIENUM AVG PR. Laureate, draped, and cuirassed bust left, seen from behind, holding shield in left hand and spear in right. Rev. OB CONSERVATIONEM SALVTIS. Salus standing facing, head lowered right, feeding serpent held in both arms. RIC V 144 var. (obverse legend); C. 673; Gnecchi 23 and pl. 27, 3 (same dies); MIR 36, 563a. 10.83 g. 26.00 mm. RRR. Extremely rare and choice, very few specimens known. Slightly crystallized. Good VF.