Wordt nu getoond: UNESCO - Postzegels (1961 - 2019) - 3 postzegels.
1984
UNESCO World Heritage
20. oktober WM: Geen Bladformaat: 50 Ontwerp: René Quillivic. Perforatie: 13 x 12½
![[UNESCO World Heritage, type O]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/O-s.jpg)
![[UNESCO World Heritage, type P]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/P-s.jpg)
![[UNESCO World Heritage, type Q]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/Q-s.jpg)
