EGYPT. Alexandria. Antoninus Pius. A.D. 138-161. Æ one-half drachm. 9.91 gm. 25 mm. His laureate head right; AVT K T AIΛ AΔP ANTWNEINOC CEB EVC / Helmeted and winged Athena-Tyche standing left, holding rudder and cornucopia; L ENΔE KATOV. RPC Online 15075. Dattari 2495 bis. Emmett 1714. Milne 1970. Fine; green/brown patina. Rare denomination, and extremely rare coin (4 examples cited by RPC online).