Airmail - The 75th Anniversary of Universal Postal Union 1952
1950-1954Now showing: Trieste Zone B - Postage stamps - 1952 - Airmail - The 75th Anniversary of Universal Postal Union - 3 stamps.
1952
Airmail - The 75th Anniversary of Universal Postal Union
4. February WM: None Sheetsize: 50 Design: A. Jovanović Perforation: 12½
![[Airmail - The 75th Anniversary of Universal Postal Union, type AB]](https://www.stampworld.com/media/catalogue/Trieste-Zone-B/Postage-stamps/AB-s.jpg)
![[Airmail - The 75th Anniversary of Universal Postal Union, type AC]](https://www.stampworld.com/media/catalogue/Trieste-Zone-B/Postage-stamps/AC-s.jpg)
![[Airmail - The 75th Anniversary of Universal Postal Union, type AD]](https://www.stampworld.com/media/catalogue/Trieste-Zone-B/Postage-stamps/AD-s.jpg)
