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Up for auction is a Roman silver Antoninianus coin of Gallienus, minted in 260 AD
MINT: Samosata
OBVERSE; IMP C P LIC GALLIENVS PF AVG
-Radiate and draped bust right.
REVERSE; VIRT-VS AV-GG
-Emperor on left with spear, receiving wreath from Roma on right, holding spear and shield.
REFERENCE: RIC 457