Montre maintenant: Trieste Zone B - Timbres-Poste (1948 - 1949) - 5 Timbres-poste.
1. mai WM: Aucun Taille de la feuille: 30 Perforation: 10½ x 11½
![[International Labor Day, type A]](https://www.stampworld.com/media/catalogue/Trieste-Zone-B/Postage-stamps/A-s.jpg)
![[International Labor Day, type A1]](https://www.stampworld.com/media/catalogue/Trieste-Zone-B/Postage-stamps/A1-s.jpg)
![[International Labor Day, type A2]](https://www.stampworld.com/media/catalogue/Trieste-Zone-B/Postage-stamps/A2-s.jpg)
17. octobre WM: Aucun Perforation: 12½ x 11½
![[Airmail - International Trade Fair, type B]](https://www.stampworld.com/media/catalogue/Trieste-Zone-B/Postage-stamps/B-s.jpg)
![[Airmail - International Trade Fair, type B1]](https://www.stampworld.com/media/catalogue/Trieste-Zone-B/Postage-stamps/B1-s.jpg)
