Airmail - The 100th Anniversary of U.P.U. - History of the Postal System 1975
Now showing: Laos - Postage stamps - 1975 - Airmail - The 100th Anniversary of U.P.U. - History of the Postal System - 1 stamps.
1975
Airmail - The 100th Anniversary of U.P.U. - History of the Postal System
7. July WM: None Perforation: 13½
![[Airmail - The 100th Anniversary of U.P.U. - History of the Postal System, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Laos/Postage-stamps/0414-b.jpg)
