BULGARIA: 500 Leva Zlato (ND 1907) of Kingdom / Bulgarian National Bank 1904-07 ND Gold issue in black text and arms, edge green, frame pink and green with "Arms" at upper center. Printed by Orlov, St Petersburg, Russia (without imprint). Serial no "33912". Signatures by Chakalov and Gikov. Inside plastic folder by PMG "Very Fine 30 NET - Tears, Annotations". (Pick 12b).