International Stamp Exhibition "PRAGA '78" - Prague, Czeck Republic 1978
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1978
International Stamp Exhibition "PRAGA '78" - Prague, Czeck Republic
1. 六月 窗口管理器: 空缺 雕版: La Papelera S.A., La Paz. 筛孔: Printed
![[International Stamp Exhibition "PRAGA '78" - Prague, Czeck Republic, 类型 XEA2]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/XEA2-s.jpg)
