Probus, AE Tetradrachm of Alexandria, Egypt 278 -279 AD. Year 4. A K M AVR PROBOC CEB, laureate and cuirassed bust right. L-D to left and right of eagle standing left, head right, wreath in beak. Milne 4589. courtesy of Asta Tintinna Numismatica and deamoneta.com, Jul, 2011