ATTICA, Athens. 440-404 BC. AR Tetradrachm (17.18 gm; 25mm x 27mm). NGC-AU. Helmeted head of Athena right / Owl standing right, head facing; olive sprig and crescent behind. SNG Cop. 31; Starr pl. XXII, 7. NGC-AU (Strike 5/5; Surface 4/5). Certification # 4372694-043. From Parliament Collection.