Hadrian, AE tetradrachm of Alexandria, Egypt. Year 16. AVP KAI TRAI ADRIANO, laureate, draped & cuirassed bust right. LI-S, Serapis seated left, holding sceptre in left hand and right hand outstretched over Kerberos at foot. Milne 1328 With permission of Roland Müller. Coin added April 2013.