Watch List notes:

BAKTRIA, Indo-Greek Kingdom. Menander I Soter. Circa 155-130 BC. AR Tetradrachm (25.5mm, 9.75 g, 12h). Diademed and draped bust right, wearing crested helmet adorned with pelt and wing / Athena Alkidemos advancing left; Σ and monogram flanking. Bopearachchi 15B; HGC 12, 182. VF, slight double strike on reverse.

From the William F. Spengler Collection.