Kings of Macedon. Antigonos III Doson. 229-221 BC. AR Tetradrachm 31 mm. 16.8 gm. Amphipolis mint(?). Struck circa 227-225 BC. Obv: Head of Poseidon right, wearing wreath of marine plants. Rev: Apollo, testing bow in extended right hand, seated left on prow left inscribed BAΣIΛEΩΣ ANTIΓONOY; monogram below. Panagopoulou Period III, Group 42, 209c; EHC 436; Touratsoglou 52–3; HGC 3, 1051;