BULGARIA: 1 Lev Srebro (ND 1916) in black on green and blue unpt. Black text on face. Two letter S/N: "35- 294670". WMK: Cross & curl pattern. Printed by (RDK). Inside holder by PMG "Choice About Unc 58 / A. Kraptchev Collection". (Pick 14b) & (Kraptchev 21b). Andrei Kraptchev collection.