ATTICA. Athens. Tetradrachm 174/173. New Style. Obv. Helmeted head of Athena to r. Rev. Owl standing r. on amphora; A-ΘE across upper fields, ΔH-MH in left field, IE-PΩ to r., Macedonian helmet in r. field. 16.63 g. Starr pl. 22-23. Svoronos pl 41, 1ff. Thompson 202-218. Fine.