ATTICA, Athens. Circa 465/2-454 BC. AR Tetradrachm (22.5mm, 17.17 g, 1h). Helmeted head of Athena right, with frontal eye / Owl standing right, head facing, with spread tail feathers; olive sprig and crescent to left; all within incuse square. Starr Group V.B, unlisted dies; HGC 4, 1595. VF, light graffiti, some die wear on obverse, flat strike at high point of reverse.