Probus, Potin tetradrachm of Alexandria, Egypt. Dated Year 2 = AD 276-277. 

Obv: A K M AVP PROBOC CEB, laureate, cuirassed bust right. 
Rev: Eagle standing right, head turned left, holding ring in beak. 

Milne 4539-4544; Emmett 1983; Sear -.

With exclusive permission of TimeLine Auctions (www.timelineauctions.com), Aug, 2014