Erik Boeré Philatelie : Timbres à vendre - Grande Bretagne
Montre maintenant: Grande Bretagne - Timbres-Poste (1840 - 2025) - 5 Timbres-poste.
1. juillet WM: 23 Modèle: Dennis Bailey Gravure: Stampatore: Harrison & Sons Ltd. Perforation: 14¾ x 14¼
![[The 20th Anniversary of the International Geographical Congress, London, type ZAA]](https://www.stampworld.com/media/catalogue/Great-Britain/Postage-stamps/ZAA-s.jpg)
1. juillet WM: 23 Modèle: Dennis Bailey Gravure: Stampatore: Harrison & Sons Ltd. Perforation: 14¾ x 14¼
![[The 20th Anniversary of the International Geographical Congress, London, type ZAA]](https://www.stampworld.com/media/catalogue/Great-Britain/Postage-stamps/ZAA-s.jpg)
1. juillet WM: 23 Modèle: Dennis Bailey Gravure: Stampatore: Harrison & Sons Ltd. Perforation: 14¾ x 14¼
![[The 20th Anniversary of the International Geographical Congress, London, type ZAA]](https://www.stampworld.com/media/catalogue/Great-Britain/Postage-stamps/ZAA-s.jpg)