Troas, Alexandria Troas. Gallienus. A.D. 253-268. Æ assarion (20 mm, 4.85 g, 6 h). IMP C LICIN [GA]LLIENV, laureate, draped and cuirassed bust of Gallienus right / COL AV TRO, horse grazing right. Bellinger A451; SNG Copenhagen 204-5. Attractive green and brown patina, light adjustment marks on reverse. Extremely fine.