Antoninus Pius (138-161). Egypt, Alexandria. Æ Drachm (34mm, 27.72g), year 17 (AD 153/4). Laureate, draped and cuirassed bust l. R/ Draped bust of Ammon r., crowned with disk. RPC IV.4 1515; Dattari (Savio) 2942 Pl. 154 (this coin). Brown patina, about VF From the Dattari Collection