Curacao - 500 Gulden Specimen 1930, De Curaçaosche Bank Green. Woman seated with scroll and flag at left, view on industrial area at center. Back: coat-of-arms. Perforated: WAARDELOOS. Serial number: No. 003300.P. 21s; PLNA11.7.sa2.RRRR. Of the highest rarity. ICG Almost UNC 55. Cancelled.