Attica, Athens. AR Obol, 0.49 g 8.82 mm. Circa 500/490-485/0 BC. Obv: Helmeted head of Athena right. Rev: AΘE. Owl standing right, head facing; olive sprig and crescent to left; all within incuse square. Ref: Seltman group G; HGC 4, 1658. Fine