Prezentat acum: Elveţia - ILO (1970 - 1979) - 4 timbre.
30. Mai WM: Niciunul Gravură: Courvoisier. S.A. Perforare: 11¾
![[Opening of the New International Labor Organization Building, Tip P]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/P-s.jpg)
13. Februarie WM: Niciunul Design: Hans Erni. Gravură: Courvoisier. S.A. Perforare: 11¾
![[People at Work, Tip Q]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/Q-s.jpg)
![[People at Work, Tip R]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/R-s.jpg)
![[People at Work, Tip S]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/S-s.jpg)
Prezentat acum: Elveţia - ILO (1970 - 1979) - 4 timbre.
30. Mai WM: Niciunul Gravură: Courvoisier. S.A. Perforare: 11¾
13. Februarie WM: Niciunul Design: Hans Erni. Gravură: Courvoisier. S.A. Perforare: 11¾