Швейцария
Сега показвам: Швейцария - МРО (1923 - 1994) - 1 марки.
1974
Opening of the New International Labor Organization Building
30. Май воден знак: Никой Гравиране: Courvoisier. S.A. Пробиване: 11¾
![[Opening of the New International Labor Organization Building, тип P]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/P-s.jpg)
