BULGARIA: 100 Leva Zlato (ND 1916) in green, blue, lilac and violet with black text and arms at upper center. S/N: "B 462613" with prefix. Signatures: Chakalov & Venkov. WMK: Cross & Curl. Printed by (RDK). Inside holder by PMG "About Uncirculated 53 EPQ". (Pick 20b) & (Kraptchev 27b).