A mostrar agora: Suiça - ILO (1970 - 1979) - 3 selos.
1975
People at Work
13. Fevereiro WM: Nada Desenho: Hans Erni. Gravura: Courvoisier. S.A. Perfuração: 11¾
![[People at Work, Tipo Q]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/Q-s.jpg)
![[People at Work, Tipo R]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/R-s.jpg)
![[People at Work, Tipo S]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/S-s.jpg)
