Probus - Alexandria - Year 4 - Eagle wings open

potin/billon tetradrachm Obv:– A K M AVP PROBOC CEB, Laureate draped bust right Rev:– None, Eagle standing half left, head turned back, wings open, wreath in beak. Minted in Alexandria Egypt. (L in left field, Delta in right field) Year 4. Reference:– Milne 4589/90/91. Curtis -, Emmett 3985(4) R1.