Costa Rica 1976 Centenary of Universal Postal Union (1974)
From Stamps of the World
- Issue date : 24th May 1976
- five values
- Designed by :
- Printed by : Fotolitografia Universal, San José, Costa Rica
- Print process : lithography
- Perforations : 10½ (line)
Centenary of the Universal Postal Union 1874-1974
- stamps for the Centenary (1974) issued in 1976
