IONIA. Kolophon. Circa 450-410 BC. Tetartemorion (Silver, 7 mm, 0.31 g, 12 h), Persic standard. Laureate head of Apollo to right. Rev. Monogram of TE; to left, astragalos; all within incuse square. Milne, Colophon 35. SNG München 536. Beautifully toned. Light scratches on the obverse and with minor deposits, otherwise, good very fine.