International Standardization Congress 1961
Now showing: Finland - Postage stamps - 1961 - International Standardization Congress - 1 stamps.
1961
International Standardization Congress
5. June WM: None Design: Olavi Vepsäläinen Perforation: 14
![[International Standardization Congress, type LC]](https://www.stampworld.com/media/catalogue/Finland/Postage-stamps/LC-s.jpg)