Ancient - Greek & Roman,ATTICA: Athens, AR tetradrachm (17.22g), ca. 465-454 BC, Starr Group V.B, HGC-4/1596, transitional issue, helmeted head of Athena right // owl standing right, head facing, three-pronged tail feather, olive sprig with sharp leaves and crescent to left, AΘE, all within incuse square, VF