Romania, Ferdinand, Specimen 10 Lei, 50 Lei, 200 Lei & 2000 Lei ND (1920), Printers: American Banknote Corporation, United States, Serial no# 000000, with 3 holes over the signatures. P#72s, P#73s, P#74s & P#75s, EF-UNC, Very rare as a complete Specimen set of unissued banknotes!