Fiftieth anniversary of the first stamp in the world

40 £. - Airplane Pomilio PC 1 that carried the first match airline in the world - color blue and black - Perforation stamp 14 × 14 ¼ b - Watermark stars IV - Intaglio printing - Printed from IPS Workshop cards values ​​- Sheets 50 - Size 40 × 24 (mm) - Mintage 18.000.000.