![](https://www.philatelica.it/shop/7562-large_default/11th-anniversary-of-the-apostolate-of-the-saints-cyril-and-methodius.jpg)
22/11/1963
30 £. - St. Cyril - brown color - Perforation stamp 14 b - Watermark crossed keys - Intaglio printing - Printed from IPS Workshop cards values - Sheets 40 - Size 30 × 40 (mm) - 1.326 million Circulation
Specific References