Attica, Athens. Tetradrachm; Attica, Athens; c. 430 BC, Tetradrachm, 17.17g. Obv: Helmeted head of Athena r. Rx: Owl standing r., head front, crescent and olive twig with two leaves behind, ?T? in r. field, all within incuse square.Extremely sharp. Beautiful archaic head of Athena. MS