Continental Greece. Attica, Athens. AR Tetradrachm, c. 500-485 BC. D/ Helmeted head of Athena right, wearing crested Attic helmet. R/ [A]Θ[E]. Owl standing right with split tail feathers, head facing; olive sprig behind; all within incuse square. Cf. Svoronos, Monnaies pl. 5,23. SNG München 37. AR. g. 16.81 mm. 20.00 R. Good VF.