Rāda: Šveice - ILO (1923 - 1994) - 3 marka.
1975
People at Work
13. februāris SV: Neviens Dizains: Hans Erni. iegravēt: Courvoisier. S.A. Perforēšana: 11¾
![[People at Work, veids Q]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/Q-s.jpg)
![[People at Work, veids R]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/R-s.jpg)
![[People at Work, veids S]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/S-s.jpg)
