Muri Bhalissa: Kosta Rica - Bolol tal-posta (1940 - 1949) - 7 bolol.
1942
Previous Issue of 1923 Overprinted "1938" and Surcharged "15 CENTIMOS 15"
April WM: Xejn Perforazzjoni: 12½
![[Previous Issue of 1923 Overprinted "1938" and Surcharged "15 CENTIMOS 15", Tip EX]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/EX-s.jpg)
![[Previous Issue of 1923 Overprinted "1938" and Surcharged "15 CENTIMOS 15", Tip EX1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/EX1-s.jpg)
1942
War Effort
25. September WM: Xejn Perforazzjoni: 12
![[War Effort, Tip EY]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/EY-s.jpg)
![[War Effort, Tip EY1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/EY1-s.jpg)
![[War Effort, Tip EY2]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/EY2-s.jpg)
![[War Effort, Tip EY3]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/EY3-s.jpg)
![[War Effort, Tip EY4]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/EY4-s.jpg)
