ITU Headquarters, Geneva 1973
Ditunjukkan sekarang: Switzerland - ITU - 1973 - ITU Headquarters, Geneva - 1 Setem-setem.
1973
ITU Headquarters, Geneva
30. August WM: Tiada Corak: Alfred Cserno y Jean - Jacques Chevalley. Ukiran: Courvoisier. S.A. Perforasi: 11¾
![[ITU Headquarters, Geneva, jenis C]](https://www.stampworld.com/media/catalogue/Switzerland/ITU/C-s.jpg)
