Gallienus (253-268 A.D.) -  AR Billon Antoninianus - 22.50mm, 3.43gr
Obverse - GALLIENVS AVG
Gallienus, his radiate and cuirassed bust right
Reverse - ROMAE AETERNAE, Star in left field.
Roma seated left on shield, holding victory and spear.
Minted in Antioch (Antakya, Turkey) in 264 A.D. during his sole reign.

Reference:
Webb, P.H., "Roman Imperial Coinage", Volume 5, Part 1 (RIC), p188, nr 655, bust F (under sole reign of Gallienus)
Sear, D.R., "Roman Coins and their Values" (RCV Millennium Edition), Vol. 3, p300, nr. 10343
Cohen, H, "Descriptions Historique des Monnaies frappees sous l'Empire Romain" (C), Volume 5, p431, nr. 919
Seaby, H.A. & Sear, D.R., "Roman Silver Coins" (RSC), Volume 4, p94, nr. 919b.
Van Meter, D., "Handbook of Roman Imperial Coins", p248, nr 249
Suarez, R., "Encyclopedia of Roman Imperial Coins II" (ERIC2),  p525, nr. 1389 var B38, R320, (B38, O10, R320, T245, M1)

Quality: Very Fine+