508. AEGINA. Circa 480-457 BC. AR Obol (0.94 gm). Sea turtle with T-back shell / Incuse skew pattern. Dewing 1680; SNG Delepierre 1530. Toned EF. ($300) CNG Mail bid sale #58, 18 Sept 2001, lot 508. Lot sold for $300. Used by permission of CNG, www.historicalcoins.com