Greek Coins Attica, Athens Tetradrachm circa 460-450, AR 15.99 g. Head of Athena r., wearing crested Attic helmet. Rev. Owl, with closed wings, standing r. with head facing; in upper l. field, olive sprig and crescent moon; all within incuse square. Starr Group IV, cf. 122. Very rare. Old cabinet tone and good very fine