National Bank Of Greece ( ΕΘΝΙΚΗ ΤΡΑΠΕΖΑ ΕΛΛΑΔΟΣ )
SPECIMEN 20 Drachmai, 18 November 1926
S/N KN051-000000
Red 'SPECIMEN' overprint with three punches
Printer American Bank Note Company
Pick unlisted; Pitidis 85c
Graded Choice Uncirculated 64 EPQ PMG