TROAS, Alexandria.  Trebonianus Gallus

CE 251-253

AE 21 mm, 4.76 gm

Obv:  IMP VIB TREB GALVS AV; laureate, draped and cuirassed bust right

Rev:  COL AV / TROA; Apollo, head right and holding lyre, seated facing on griffin springing right, head left

Ref:  RPC IX 407; Bellinger A403

Rare; three found in ACsearch