Airmail - The 38th Esperanto Congress, Zagreb - Yugoslav Postage Stamp in Changed Color and Overprinted "STT - VUJNA" 1953
1950-1954දැන් පෙන්වන්නේ: ට්රියෙස්ට් බී කලාපය - තැපැල් මුද්දර - 1953 - Airmail - The 38th Esperanto Congress, Zagreb - Yugoslav Postage Stamp in Changed Color and Overprinted "STT - VUJNA" - 1 මුද්දර .
1953
Airmail - The 38th Esperanto Congress, Zagreb - Yugoslav Postage Stamp in Changed Color and Overprinted "STT - VUJNA"
7. August WM: කිසිවක් නැත සිදුර: 12½
![[Airmail - The 38th Esperanto Congress, Zagreb - Yugoslav Postage Stamp in Changed Color and Overprinted "STT - VUJNA", වර්ගය BT1]](https://www.stampworld.com/media/catalogue/Trieste-Zone-B/Postage-stamps/BT1-s.jpg)
