The 4th World Congress of the International Confederation of Free Trade Unions 1955
Now showing: Austria - Postage stamps - 1955 - The 4th World Congress of the International Confederation of Free Trade Unions - 1 stamps.
1955
The 4th World Congress of the International Confederation of Free Trade Unions
20. May WM: None Design: Viktor Th. Slama Engraving: Ferdinand Lorber Perforation: 13¾ x 14½
![[The 4th World Congress of the International Confederation of Free Trade Unions, type UE]](https://www.stampworld.com/media/catalogue/Austria/Postage-stamps/UE-s.jpg)
