Attica, Athens. Tetradrachm; Attica, Athens; c. 460-455 BC, Tetradrachm, 17.17g. Starr-Group IV, 132 (O115/R125); Seltman-Group N, 434a (A292/P369). Obv: Helmeted head of Athena r. Rx: Owl r., crescent and olive twig with two leaves behind; ?T? in r. field. Purchased from Sayles & Lavender.Well centered and well struck. VF