瑞士
现在展示： 瑞士 - 国际劳工局 (1923 - 1994) - 1 邮票.
1974
Opening of the New International Labor Organization Building
30. 五月 窗口管理器: 空缺 雕版: Courvoisier. S.A. 筛孔: 11¾
![[Opening of the New International Labor Organization Building, 类型 P]](https://www.stampworld.com/media/catalogue/Switzerland/ILO/P-s.jpg)
