Trieste Zone B
1950-1954Visar nu: Trieste Zone B - Postfrimärken (1948 - 1954) - 1 frimärken.
1952
Airmail - The 75th Anniversary of Universal Postal Union
4. februari WM: Inga storlek på arket: 50 Design: A. Jovanović Perforering: 12½
![[Airmail - The 75th Anniversary of Universal Postal Union, Typ AB]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Trieste-Zone-B/Postage-stamps/AB-s.jpg)
![[Airmail - The 75th Anniversary of Universal Postal Union, Typ AC]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Trieste-Zone-B/Postage-stamps/AC-s.jpg)
![[Airmail - The 75th Anniversary of Universal Postal Union, Typ AD]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Trieste-Zone-B/Postage-stamps/AD-s.jpg)