253-268 AD Rare type AE25 of Gallienus , Alexandreia, Troas, Roman Provincial coinage

Laureate, draped, and cuirassed bust right, crude legend // Turreted and draped bust of Tyche right; vexillum behind inscribed AV/SC (CO)? . 25mm, 9.66 grams. Bellinger, Troy A466; SNG Copenhagen 211-2; Lindgren & Kovacs 344; SNG von Aulock 7574. SKU X3575-43853

"Gallienus' unusual final issue at Alexandria Troas on larger flans than his earlier issues, struck for him alone, and adopting as reverse type "the turreted head of Tyche which had otherwise only been used as an obverse type throughout the semi-autonomous series" (Bellinger, Troy, p. 144).

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