Fiber Optic Communication 1988
Now showing: Switzerland - ITU - 1988 - Fiber Optic Communication - 1 stamps.
1988
Fiber Optic Communication
13. September WM: None Design: Alfred Cserno y Jean - Jacques Chevalley. Perforation: 11¾
![[Fiber Optic Communication, type G]](https://www.stampworld.com/media/catalogue/Switzerland/ITU/G-s.jpg)