Leu Numismatik, Web Auction 16, Lot 919 Greek IONIA. Kolophon. Circa 500-450 BC. Tetartemorion (Silver, 6 mm, 0.30 g, 3 h). Laureate head of Apollo to right. Rev. Astragalos within incuse square. Klein 402 ( this coin ). Milne -. SNG Von Aulock 7903. Rare. Minor porosity, otherwise, good very fine. From the collections of Dr. P. Vogl and D. Klein, Aufhäuser 18, 5 October 2004, 202 (...