Kings of Thrace, (Seleukid). Adaios. Ae, 3.29 g 13.52 mm. Circa 253-243 BC. Obv: Head of boar right. Rev. ΑΔΑΙ; Spearhead; HP as monogram and Σ. Ref.: HGC 3.2, 1767; Peykov C4050. VF