Praegu kuvatakse: UNESCO - postmargid (2010 - 2019) - 1 margid.
2018
We Are The Biosphere
7. september WM: mitte ükski Disain: Del Hambre Gravüür: Photogravure perforatsioon: 13
![[We Are The Biosphere, Tüüp BM]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/BM-s.jpg)
