現在展示: 玻利維亞 - (通用)郵票 (1950 - 1959) - 10 郵票.
9. October 窗口管理器: 空缺 雕版: La Papelera S.A., La Paz. 篩孔: 13½
![[Development of Petroleum Industry, 類型 HZ]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/HZ-s.jpg)
![[Development of Petroleum Industry, 類型 HZ1]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/HZ1-s.jpg)
![[Development of Petroleum Industry, 類型 HZ2]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/HZ2-s.jpg)
![[Development of Petroleum Industry, 類型 HZ3]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/HZ3-s.jpg)
![[Development of Petroleum Industry, 類型 HZ4]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/HZ4-s.jpg)
9. October 窗口管理器: 空缺 雕版: Litografias Unidas, La Paz. 篩孔: 13½
![[Airmail - Development of Petroleum Industry, 類型 IA]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/IA-s.jpg)
![[Airmail - Development of Petroleum Industry, 類型 IA1]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/IA1-s.jpg)
![[Airmail - Development of Petroleum Industry, 類型 IA2]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/IA2-s.jpg)
![[Airmail - Development of Petroleum Industry, 類型 IA3]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/IA3-s.jpg)
![[Airmail - Development of Petroleum Industry, 類型 IA4]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/IA4-s.jpg)
現在展示: 玻利維亞 - (通用)郵票 (1950 - 1959) - 10 郵票.
9. October 窗口管理器: 空缺 雕版: La Papelera S.A., La Paz. 篩孔: 13½
9. October 窗口管理器: 空缺 雕版: Litografias Unidas, La Paz. 篩孔: 13½