現在展示： 哥斯達黎加 - （通用）郵票 (1970 - 1979) - 1048 郵票.
14. May 窗口管理器: 空缺 篩孔: 12½
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, 類型 QO]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO-s.jpg)
14. May 窗口管理器: 空缺 篩孔: 12½
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, 類型 QO3]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO3-s.jpg)
14. May 窗口管理器: 空缺 篩孔: 12½
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, 類型 QO1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO1-s.jpg)
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, 類型 QO2]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO2-s.jpg)
14. May 窗口管理器: 空缺 篩孔: 12½
14. May 窗口管理器: 空缺 篩孔: 12½
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, 類型 QO2]](https://www.stampworld.com/media/market/107434/9641146-s.jpg)
14. May 窗口管理器: 空缺 篩孔: 12½
20. May 窗口管理器: 空缺 篩孔: 10
![[Inauguration of the New Administration Building of the Universal Postal Union, 類型 QP]](https://www.stampworld.com/media/market/2734/5473996-s.jpg)
20. May 窗口管理器: 空缺 篩孔: 10
![[Inauguration of the New Administration Building of the Universal Postal Union, 類型 QP]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QP-s.jpg)
![[Inauguration of the New Administration Building of the Universal Postal Union, 類型 QQ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QQ-s.jpg)
20. May 窗口管理器: 空缺 篩孔: 10
![[Inauguration of the New Administration Building of the Universal Postal Union, 類型 QQ]](https://www.stampworld.com/media/market/107434/9641158-s.jpg)
20. May 窗口管理器: 空缺 篩孔: 10
![[Inauguration of the New Administration Building of the Universal Postal Union, 類型 QP]](https://www.stampworld.com/media/market/546361/9644821-s.jpg)
20. May 窗口管理器: 空缺 篩孔: 10
14. September 窗口管理器: 空缺 篩孔: 11
![[Airmail - "Costa Rica 70" Philatelic Exhibition, 類型 QR]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QR-s.jpg)
![[Airmail - "Costa Rica 70" Philatelic Exhibition, 類型 QS]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QS-s.jpg)
14. September 窗口管理器: 空缺 篩孔: 11
14. September 窗口管理器: 空缺 篩孔: 11
22. October 窗口管理器: 空缺 篩孔: 13¼
![[Airmail - Expo 70, 類型 QT]](https://www.stampworld.com/media/market/63260/2600987-s.jpg)
22. October 窗口管理器: 空缺 篩孔: 13¼
![[Airmail - Expo 70, 類型 QT]](https://www.stampworld.com/media/market/370269/5538087-s.jpg)
22. October 窗口管理器: 空缺 篩孔: 13¼
![[Airmail - Expo 70, 類型 QT]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QT-s.jpg)
![[Airmail - Expo 70, 類型 QU]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QU-s.jpg)
![[Airmail - Expo 70, 類型 QV]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QV-s.jpg)
![[Airmail - Expo 70, 類型 QW]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QW-s.jpg)
![[Airmail - Expo 70, 類型 QX]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QX-s.jpg)
![[Airmail - Expo 70, 類型 QY]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QY-s.jpg)
22. October 窗口管理器: 空缺 篩孔: 13¼
