Watch List notes:

MYSIA, Lampsakos. Circa 500-450 BC. AR Diobol (8mm, 1.04 g, 9h). Female janiform head / Helmeted head of Athena left within incuse square. Baldwin, Lampsakos, Group A, I, pl. V, 14–5; SNG BN 1126. VF, toned, die break on reverse.

From the B. H. Webb Collection. Ex Classical Numismatic Group Electronic Auction 277 (11 April 2012), lot 50.