Savoca Numismatik , 29th Silver Auction, Los 57 Greek Bithynia. Kios . ΗΡΟΔΩΡΟΣ (Herodoros), magistrate circa 350-300 BC. Hemidrachm AR 14mm., 1,73g. Laureate head of Apollo to right / KIAN above, HPOΔΩ beneath, prow of galley to left, star on stern, to right, Λ. good very fine Waddington, Recueil general p.313, 5 var. (drachm).