Now showing: Guatemala - Air tax stamps (1940 - 1945) - 3 stamps.
1942
Guatemala Postage Stamp of 1929 Overprinted and Surcharged
January WM: None Perforation: 14
![[Guatemala Postage Stamp of 1929 Overprinted and Surcharged, type C1]](https://www.stampworld.com/media/catalogue/Guatemala/Air-tax-stamps/C1-s.jpg)
1942
Department of Transportation
3. June WM: None Perforation: Different
![[Department of Transportation, type D]](https://www.stampworld.com/media/catalogue/Guatemala/Air-tax-stamps/D-s.jpg)
![[Department of Transportation, type D1]](https://www.stampworld.com/media/catalogue/Guatemala/Air-tax-stamps/D1-s.jpg)
