Airmail - Inauguration of W.H.O. Headquarters Stamp of 1966 Surcharged 1974
Now showing: El Salvador - Postage stamps - 1974 - Airmail - Inauguration of W.H.O. Headquarters Stamp of 1966 Surcharged - 1 stamps.
1974
Airmail - Inauguration of W.H.O. Headquarters Stamp of 1966 Surcharged
22. April WM: None Perforation: 12 x 11½
![[Airmail - Inauguration of W.H.O. Headquarters Stamp of 1966 Surcharged, type JJ6]](https://www.stampworld.com/media/catalogue/El-Salvador/Postage-stamps/JJ6-s.jpg)