ATTICA, Athens. Circa 500/490-485/0 BC. AR Tetradrachm (20.5mm, 16.89 g, 7h). Helmeted head of Athena right / Owl standing right, head facing; olive spray behind; all within incuse square. Seltman Group G; Asyut Group IVg; HGC 4, 1590. VF, struck from worn obverse die.
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