Watch List notes:

ATTICA, Athens. Circa 465/2-454 BC. AR Tetradrachm (23mm, 16.96 g, 8h). Helmeted head of Athena right, with frontal eye / Owl standing right, head facing, spread tail feathers; olive sprig and crescent behind; all within incuse square. Starr Group V, unlisted dies; HGC 4, 1595. VF, porous, test cut.

Ex R.D. Frederick Collection (Classical Numismatic Group Electronic Auction, 15 December 2010), lot 93.