Costa Rica
Praegu kuvatakse: Costa Rica - postmargid (1863 - 2023) - 1 margid.
1978
Airmail - The 50th Anniversary of Pan-American Institute of Geography and History
28. august WM: mitte ükski perforatsioon: 12½
![[Airmail - The 50th Anniversary of Pan-American Institute of Geography and History, Tüüp XO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Costa-Rica/Postage-stamps/XO-s.jpg)