Attica, Athens, Tetradrachm, c. 566-490 BC.; AR (g 17,27; mm 25; h 3); Head of Athena r., wearing Attic crested helmet decorated with chevron and dot pattern, Rv. AΘE, owl standing r.; on l., olive spring. All within incuse square. SNG Copenhagen 20; cfr. Starr pl. 1, n. e. Cabinet tone, minor lack of metal on obverse: about extremely fine.