Now showing: Netherlands - Official stamps (1940 - 1949) - 9 stamps.
duben WM: 1 Design: Jan van Krimpen y Willem van Konijnenburg. Engraving: Joh. Enschedé. Perforation: 13½ x 12¾
10. únor WM: 1 Design: Jan van Krimpen y Willem van Konijnenburg. Engraving: Joh. Enschedé. Perforation: 13½ x 12¾