KINGS of MACEDON. Antigonos II Gonatas. 277/6-239 BC. Æ Unit (13.5mm, 2.14 g, 2h). Uncertain mint in Macedon or Greece. Helmeted head of Athena right / Pan right, erecting trophy to right; B A across field, [monogram or helmet to outer left, monogram between legs(?)]. TEA Type 3; HGC 3, 1049. Green-brown patina, compact flan. VF.