ATTICA. Athens. Circa 430s-420s BC. Tetradrachm (Silver, 23 mm, 17.19 g, 1 h). Head of Athena to right, wearing crested Attic helmet decorated with three olive leaves and palmette. Rev. AΘE Owl standing right, head facing; to left, olive sprig and crescent; all within incuse square. Kroll 8. Svoronos pls. 12-13 passim. Thick deposits on the obverse and with a large flan crack on the reverse, otherwise, good very fine.