Prezentat acum: UNESCO - Timbre poştale (1961 - 2019) - 1 timbre.
2018
We Are The Biosphere
7. Septembrie WM: Niciunul Design: Del Hambre Gravură: Photogravure Perforare: 13
![[We Are The Biosphere, Tip BM]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/BM-s.jpg)
