Luxembourg: 1000 Francs ND P. 52B. This banknote was planned as a part of the 1960s series of banknotes for Luxembourg but it was never issued. This note has red ”Specimen” overprint in center, hole cancellation and zero serial numbers. The note has watermark and security strip in paper. A highly rare addition to any collection, seldom offered on the banknotes maket. Condition: UNC.