"Americas Telecom 88" Telecommunications Exhibition, Rio de Janeiro 1988
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1988
"Americas Telecom 88" Telecommunications Exhibition, Rio de Janeiro
16. 五月 窗口管理器: 空缺 筛孔: 11¾ x 11
![["Americas Telecom 88" Telecommunications Exhibition, Rio de Janeiro, 类型 CGM]](https://www.stampworld.com/media/catalogue/Brazil/Postage-stamps/CGM-s.jpg)
