1960
瑞士
現在展示： 瑞士 - 世界氣象組織 (1956 - 1973) - 4 郵票.
1973
The 100th Anniversary of World Meteorological Organization - Inscription "MÉTÉOROLOGIQUE MONDIALE"
30. August 窗口管理器: 空缺 設計: Karl Bickel Jr. (E) 篩孔: 11¾
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