Airmail - The 100th Anniversary of the Death of Alexander von Humboldt, 1769-1859 1959
Now showing: Ecuador - Postage stamps - 1959 - Airmail - The 100th Anniversary of the Death of Alexander von Humboldt, 1769-1859 - 1 stamps.
1959
Airmail - The 100th Anniversary of the Death of Alexander von Humboldt, 1769-1859
6. May WM: None Perforation: 11¾
![[Airmail - The 100th Anniversary of the Death of Alexander von Humboldt, 1769-1859, type AIM]](https://www.stampworld.com/media/catalogue/Ecuador/Postage-stamps/AIM-s.jpg)