GREECE: 1000 Drachmas (ND 1928 / old date 4.11.1926) in black on green and multicolor unpt with portrait of G Stavros at center. Red ovpt "ΤΡΑΠΕΖΑ ΤΗΣ ΕΛΛΑΔΟΣ" (on Hellas 111b). Printing error: Without ovpt on face, mirror reading ovpt from the next banknote That probably happened because the banknotes stuck together during the ovpt process. S/N: "ΛΘ012 448066". Inside holder by PMG "Choice Very Fine 35". (Hellas 121c) & (Pick 100b).