Airmail - The 100th Anniversary of UPU - History of the Postal System 1975
Now showing: Cambodia - Postage stamps - 1975 - Airmail - The 100th Anniversary of UPU - History of the Postal System - 1 stamps.
1975
Airmail - The 100th Anniversary of UPU - History of the Postal System
13. April WM: None Perforation: 13½
![[Airmail - The 100th Anniversary of UPU - History of the Postal System, type ]](https://www.stampworld.com/media/catalogue/Cambodia/Postage-stamps/0456-b.jpg)
