Airmail - Philatelic Exhibition "Philympia London 1970" - London, England and Inauguration of the New Headquarters of the Universal Postal Union in Bern 1970
Now showing: North Yemen - Postage stamps - 1970 - Airmail - Philatelic Exhibition "Philympia London 1970" - London, England and Inauguration of the New Headquarters of the Universal Postal Union in Bern - 1 stamps.
![[Airmail - Philatelic Exhibition "Philympia London 1970" - London, England and Inauguration of the New Headquarters of the Universal Postal Union in Bern, type ]](https://www.stampworld.com/media/catalogue/North-Yemen/Postage-stamps/1213-b.jpg)
