Rāda: Kostarika - Pastmarkas (1863 - 2024) - 4 marka.
20. aprīlis SV: Neviens Perforēšana: 14
![[The 100th Anniversary of the Club Union, San Jose, veids BGM]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/BGM-s.jpg)
12. oktobris SV: Neviens Perforēšana: 14
![[The 50th Anniversary of the Guayabo National Monument, veids ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/1981-b.jpg)
17. novembris SV: Neviens Perforēšana: 14
![[UPAEP Issue - Philately, veids ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/1982-b.jpg)
17. novembris SV: Neviens Perforēšana: 14
![[UPAEP Issue - Philately, veids ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/1983-b.jpg)
