Now showing: UNESCO - Postage stamps (1990 - 1999) - 10 stamps.
WM: None Design: Cécile Guillame.
![[UNESCO World Heritage, type Y]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/Y-s.jpg)
![[UNESCO World Heritage, type Z]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/Z-s.jpg)
23. November WM: None Design: Cécile Guillame. Perforation: 13
![[UNESCO World Heritage, type AA]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/AA-s.jpg)
![[UNESCO World Heritage, type AB]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/AB-s.jpg)
25. October WM: None Sheetsize: 50 Engraving: Imprimerie des Timbres-Poste et des Valeurs Fiduciaires (ITVF) Perforation: 13
![[UNESCO World Heritage, type AC]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/AC-s.jpg)
![[UNESCO World Heritage, type AD]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/AD-s.jpg)
1. June WM: None Sheetsize: 50 Design: Odette Baillais. Engraving: Imprimerie des Timbres-Poste et des Valeurs Fiduciaires (ITVF) Perforation: 13
![[UNESCO World Heritage, type AE]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/AE-s.jpg)
![[UNESCO World Heritage, type AF]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/AF-s.jpg)
24. October WM: None Design: Odette Baillais. Engraving: Imprimerie des Timbres-Poste et des Valeurs Fiduciaires (ITVF) Perforation: 13
![[UNESCO World Heritage, type AG]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/AG-s.jpg)
![[UNESCO World Heritage, type AH]](https://www.stampworld.com/media/catalogue/UNESCO/Postage-stamps/AH-s.jpg)