Airmail - The 10th Anniversary of 1st International Philosophical Congress 1956
Now showing: Haiti - Postage stamps - 1956 - Airmail - The 10th Anniversary of 1st International Philosophical Congress - 3 stamps.
1956
Airmail - The 10th Anniversary of 1st International Philosophical Congress
19. July WM: None Perforation: 11¾
![[Airmail - The 10th Anniversary of 1st International Philosophical Congress, type DT2]](https://www.stampworld.com/media/catalogue/Haiti/Postage-stamps/DT2-s.jpg)
![[Airmail - The 10th Anniversary of 1st International Philosophical Congress, type DT3]](https://www.stampworld.com/media/catalogue/Haiti/Postage-stamps/DT3-s.jpg)