50 Drachmas (1.10.1964) in blue and purple on multicolor unpt with Arethusa at left. S/N: "17T 658858". WMK: Youth of Anticythera. Printed by the Bank of Greece. Inside holder by PMG "Superb Gem Unc 68 EPQ". Top pop in PMG. (Hellas 195) & (Pick 195a).