Costa Rica
Praegu kuvatakse: Costa Rica - postmargid (1863 - 2023) - 1 margid.
1970
Airmail - The 10th Inter-American Cancer Congress, San Jose
14. mai WM: mitte ükski perforatsioon: 12½
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, Tüüp QO]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO-s.jpg)
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, Tüüp QO1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO1-s.jpg)
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, Tüüp QO2]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO2-s.jpg)
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, Tüüp QO3]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO3-s.jpg)
