Rāda: Šveice - WHO (1960 - 1969) - 4 marka.
1960
World Health Organization Emblem - Inscription "ORGANISATION - MONDIALE - DE LA SANTÉ"
24. oktobris SV: Neviens Perforēšana: 11¾
1962
Fight Against Malaria - WHO Stamp of 1960 Overprinted "ERADICATION DU PALUDISME"
19. marts SV: Neviens Perforēšana: 11¾