Watch List notes:

EGYPT, Alexandria. Antoninus Pius. AD 138-161. Æ Drachm (34mm, 28.29 g, 12h). Dated RY 9 (AD 145/146). Laureate head right / Nilus reclining left, holding reed and cornucopia from which emerges a Genius; Iς above, crocodile below, L EN[AT]OV (date) around. Köln 1522 var. (bust type); Dattari (Savio) 8631; K&G 35.316; Emmett 1621.9. VF, attractive dark brown patina.

The Greek numerals "Iς" above the Genius indicate 16 cubits, the optimal flood level height of the Nile during inundation season.