現在展示： 保加利亞 - （通用）郵票 (1950 - 1959) - 33 郵票.
6. March 窗口管理器: 空缺 篩孔: 11
![[Egypt Bicycle Race, 類型 AEF]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEF-s.jpg)
![[Egypt Bicycle Race, 類型 AEF1]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEF1-s.jpg)
8. March 窗口管理器: 空缺 篩孔: 11
![[The 60th Anniversary of the Newspaper "Novo Vreme", 類型 AEB]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEB-s.jpg)
8. March 窗口管理器: 空缺 篩孔: 11
![[International Womens` Day, 類型 AEC]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEC-s.jpg)
![[International Womens` Day, 類型 AED]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AED-s.jpg)
![[International Womens` Day, 類型 AEE]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEE-s.jpg)
8. April 窗口管理器: 空缺 紙張規格 : 100 篩孔: 13
![[Stamp of 1951 Surcharged, 類型 VD1]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/VD1-s.jpg)
13. April 窗口管理器: 空缺 篩孔: 13½
![[Fruit - New Colors, 類型 AEI]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEI-s.jpg)
![[Fruit - New Colors, 類型 AEJ]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEJ-s.jpg)
![[Fruit - New Colors, 類型 AEK]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEK-s.jpg)
![[Fruit - New Colors, 類型 AEL]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEL-s.jpg)
21. May 窗口管理器: 空缺 篩孔: 13
![[The 10th Anniversary of the Civil Air Transport in Bulgaria, 類型 AEN]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEN-s.jpg)
22. May 窗口管理器: 空缺 篩孔: 11
![[The 100th Anniversary of the Canonization of St. Cyril and St. Methodious, 類型 AEM]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEM-s.jpg)
20. June 窗口管理器: 空缺 篩孔: 11
![[European Basketball Championship- Sofia 1957, 類型 AEO]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEO-s.jpg)
18. July 窗口管理器: 空缺 篩孔: 13
![[The 75th Anniversary of the Birth of Georgi Dimitrov(1882-1949), 類型 AEP]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEP-s.jpg)
18. July 窗口管理器: 空缺 篩孔: 11
![[The 120th Anniversary of the Birth of Vasil Levski(1837-1873), 類型 AEQ]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEQ-s.jpg)
18. July 窗口管理器: 空缺 篩孔: 13
![[Youth Festival, Moscow, 類型 AER]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AER-s.jpg)
27. July 窗口管理器: 空缺 篩孔: 13
![[The 70th Anniversary of Esperanto and The 50th Anniversary of the Bulgarian Esperanto Association, 類型 AES]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AES-s.jpg)
13. August 窗口管理器: 空缺 篩孔: 13
![[The 80th Anniversary of the Liberation of Bulgaria, 類型 AET]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AET-s.jpg)
![[The 80th Anniversary of the Liberation of Bulgaria, 類型 AEU]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEU-s.jpg)
16. September 窗口管理器: 空缺 篩孔: 13
![[Highlands Week, 類型 AEV]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEV-s.jpg)
![[Highlands Week, 類型 AEW]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEW-s.jpg)
![[Highlands Week, 類型 AEX]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEX-s.jpg)
![[Highlands Week, 類型 AEY]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEY-s.jpg)
![[Highlands Week, 類型 AEZ]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AEZ-s.jpg)
4. October 窗口管理器: 空缺 篩孔: 13
![[Trade Union Congress, Leipzig, 類型 AFA]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AFA-s.jpg)
29. October 窗口管理器: 空缺 篩孔: 11
![[The 40th Anniversary of the October Revolution, 類型 AFB]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AFB-s.jpg)
![[The 40th Anniversary of the October Revolution, 類型 AFC]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AFC-s.jpg)
![[The 40th Anniversary of the October Revolution, 類型 AFD]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AFD-s.jpg)
![[The 40th Anniversary of the October Revolution, 類型 AFE]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AFE-s.jpg)
![[The 40th Anniversary of the October Revolution, 類型 AFF]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AFF-s.jpg)
28. December 窗口管理器: 空缺 篩孔: 11
![[The 10th Anniversary of the Union of The People`s Youth, 類型 AFG]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AFG-s.jpg)
28. December 窗口管理器: 空缺 篩孔: 11
![[The 10th Anniversary of the Patriotic Front, 類型 AFH]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/AFH-s.jpg)
