Muri Bhalissa: L-Olanda - Timbri uffiċjali (1940 - 1949) - 4 bolol.
1940
Queen Wilhelmina - International Court of Justice - Postage Stamps of 1940 Overprinted "COUR PER-MANENTE - DE JUSTICE - INTER-NATIONALE"
April WM: 1 Disinn: Jan van Krimpen y Willem van Konijnenburg. Inċiżjoni: Joh. Enschedé. Perforazzjoni: 13½ x 12¾