Probus - Alexandria - Year 4 - Eagle right w. palm

potin/billon tetradrachm Obv:– A K M AVP PROBOC CEB, Laureate draped bust right Rev:– None, Eagle standing right, palm on wing, wreath in beak. Minted in Alexandria Egypt. (L in left field, Delta in right field) Year 4. Reference:– Milne 4587. Emmett 3981(1) R1. Curtis 1855. BMC 2440.