Now showing: Costa Rica - Postage stamps (2010 - 2019) - 7 stamps.
17. April WM: None Perforation: 10½
15. May WM: None Perforation: 10½
20. June WM: None Perforation: 11
23. August WM: None Perforation: 13½
18. September WM: None Perforation: 10½
9. October WM: None Perforation: 10½