The New York Sale, Auction 27, Lot 374 The Prospero Collection of Ancient Greek Coins. ATTICA. Athens (c.350-325 B.C.), Gold Quarter Stater, 2.13g,. Head of Athena facing to right, wearing a crested Attic helmet decorated with three olive-leaves and a palmette. Rev. [E]-A-Θ , owl standing facing, with its wings spread, a kalathos below (Svoronos, pl. XXI, 18 = Köhler, ZfN XXI, 1898, ...