Watch List notes:

EGYPT, Alexandria. Antoninus Pius. AD 138-161. BI Tetradrachm (23mm, 12.72 g, 12h). Dated RY 15 (AD 151/152). Laureate bust right, slight drapery / Zeus seated left, holding winged thunderbolt and phiale; at his feet to left, eagle standing left, head right; L IЄ (date) to upper left. Köln 1734; Dattari (Savio) 8270; K&G 35.530; Emmett 1441.15 (R4); Kellner p. 113, pl. 8, Abb. 15 (this coin). Good VF, toned, minor roughness. Rare type for this regnal year.

Ex A.K. Collection, purchased from Frank Sternberg AG, 1986 (reportedly ex August Voirol Collection). Ex Dr. Hans Steger Collection (Münzhandlung Basel 6, 18 March 1936), lot 790.