Viser nu Schweiz - ITU (1970 - 1979) - 1 frimærker.
1973
ITU Headquarters, Geneva
30. august VM: Ingen Design: Alfred Cserno y Jean - Jacques Chevalley. Gravering: Courvoisier. S.A. Perforeringer: 11¾
![[ITU Headquarters, Geneva, type C]](https://www.stampworld.com/media/catalogue/Switzerland/ITU/C-s.jpg)
