ATTICA, Athens. Circa 454-404 BC. AR Tetradrachm (22mm, 17.08 g, 9h). Helmeted head of Athena right, with frontal eye / Owl standing right, head facing; olive sprig and crescent behind; all within incuse square. Kroll 8; HGC 4, 1597. VF, banker's mark on obverse.
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