Continental Greece. Attica, Athens. AR Tetradrachm, c. 454-404 BC. Obv. Helmeted head of Athena right, with frontal eye. Rev. AΘE. Owl standing right, head facing; olive sprig and crescent to left; all within incuse square. HGC 4 1597; SNG Cop. 31; Gulbenkian 519-21. AR. 17.20 g. 24.00 mm. Sharply struck, well centred, and superb. Lovely light old cabinet tone. About EF. Ex Kunst und Munzen 13,1974, 93.