ATTICA. Athens. AR Obol (0.65 gms), ca. 454-404 B.C. NGC VF, Strike: 5/5 Surface: 2/5. HGC-4, 1665; Kroll-13. Obverse: Helmeted head of Athena right; Reverse: Owl standing right, head facing; olive sprig and crescent to left; all within incuse square.