500 Drachmas (8.8.1955) in deep green on light blue, light orange and light green unpt with Socrates at center. S/N: "Z.07 918916". WMK: General Miltiades. Printed by Bank of Greece. Inside holder by PMG "Superb Gem Unc 67 - EPQ". Top grade in PMG. (Hellas 193b) & (Pick 193a).