Thrace, Mesambria, c. 175-150 BC. AR Tetradrachm (29mm, 16.59g, 12h). In the name and types of Alexander III of Macedon. Head of Herakles r., wearing lion skin. R/ Zeus Aëtophoros seated l.; in l. field, crested Corinthian helmet above ΔΑ; monogram below throne. Karayotov 212; Price 1062. Die-shift, VF; ;