Airmail - The 14th UPU Congress, Ottawa and International Correspondence Week 1957
Muri Bhalissa: Kolombja - Bolol tal-posta - 1957 - Airmail - The 14th UPU Congress, Ottawa and International Correspondence Week - 2 bolol.
1957
Airmail - The 14th UPU Congress, Ottawa and International Correspondence Week
10. October WM: Xejn Disinn: Mosdóssy Inċiżjoni: Imprenta nacional de Austria Perforazzjoni: 12
![[Airmail - The 14th UPU Congress, Ottawa and International Correspondence Week, Tip XXG2]](https://www.stampworld.com/media/catalogue/Colombia/Postage-stamps/XXG2-s.jpg)
![[Airmail - The 14th UPU Congress, Ottawa and International Correspondence Week, Tip XXG3]](https://www.stampworld.com/media/catalogue/Colombia/Postage-stamps/XXG3-s.jpg)
