Events - The 100th Anniversary of the Birth of Othmar Ammann - Esperanto Congress, Luzern, Basel Airport 1979
Wordt nu getoond: Zwitserland - Postzegels - 1979 - Events - The 100th Anniversary of the Birth of Othmar Ammann - Esperanto Congress, Luzern, Basel Airport - 4 postzegels.
1979
Events - The 100th Anniversary of the Birth of Othmar Ammann - Esperanto Congress, Luzern, Basel Airport
21. februari WM: Geen Bladformaat: 50 Ontwerp: Walter Hättenschweiler Graveren: courvoisier Perforatie: 11¾
![[Events - The 100th Anniversary of the Birth of Othmar Ammann - Esperanto Congress, Luzern, Basel Airport, type ARZ]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ARZ-s.jpg)
![[Events - The 100th Anniversary of the Birth of Othmar Ammann - Esperanto Congress, Luzern, Basel Airport, type ASA]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ASA-s.jpg)
![[Events - The 100th Anniversary of the Birth of Othmar Ammann - Esperanto Congress, Luzern, Basel Airport, type ASB]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ASB-s.jpg)
![[Events - The 100th Anniversary of the Birth of Othmar Ammann - Esperanto Congress, Luzern, Basel Airport, type ASC]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/ASC-s.jpg)
