Trieste Zone B
1950-1954Wordt nu getoond: Trieste Zone B - Postzegels (1948 - 1954) - 2 postzegels.
1953
The 38th Esperanto Congress, Zagreb - Yugoslav Postage Stamp in Changed Color and Overprinted "STT - VUJNA"
31. juli WM: Geen Perforatie: 12½
1953
Airmail - The 38th Esperanto Congress, Zagreb - Yugoslav Postage Stamp in Changed Color and Overprinted "STT - VUJNA"
7. augustus WM: Geen Perforatie: 12½