Viser nå: Costa Rica - Offisielle frimerker (1920 - 1929) - 6 frimerker.
1921
Official Stamps of 1908 Overprinted
VM: Ingen Perforering: 11½ x 14
![[Official Stamps of 1908 Overprinted, type K]](https://www.stampworld.com/media/catalogue/Costa-Rica/Official-Stamps/K-s.jpg)
![[Official Stamps of 1908 Overprinted, type K1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Official-Stamps/K1-s.jpg)
![[Official Stamps of 1908 Overprinted, type K2]](https://www.stampworld.com/media/catalogue/Costa-Rica/Official-Stamps/K2-s.jpg)
![[Official Stamps of 1908 Overprinted, type K3]](https://www.stampworld.com/media/catalogue/Costa-Rica/Official-Stamps/K3-s.jpg)
![[Official Stamps of 1908 Overprinted, type K4]](https://www.stampworld.com/media/catalogue/Costa-Rica/Official-Stamps/K4-s.jpg)
1921
Official Stamp of 1917 Surcharged
VM: Ingen Perforering: 12
![[Official Stamp of 1917 Surcharged, type L]](https://www.stampworld.com/media/catalogue/Costa-Rica/Official-Stamps/L-s.jpg)