Now showing: Ecuador - Postal tax stamps (1920 - 1961) - 1 stamps.
1945
Airmail - Development of Airmail Overprinted " FOMENTO-AERO-COMUNICACIONES"
11. March WM: None Perforation: 11
![[Airmail - Development of Airmail Overprinted " FOMENTO-AERO-COMUNICACIONES", type AT]](https://www.stampworld.com/media/catalogue/Ecuador/Postal-tax-stamps/AT-s.jpg)