MACEDON. Kingdom of Macedon. Perdikkas II, 451-413 B.C. AR Tetrobol (2.43 gms), Uncertain mint, possibly Aigai, ca. 432-422 B.C. CHOICE VERY FINE. SNG ANS-54. Heavy series. Obverse: Warrior, holding two spears and reins, riding horse right; plant below; Reverse: Forepart of lion right in shallow incuse square. Lightly toned and rather well centered.