The 25th Anniversary of Posts and Telecommunications Research Institute 1991
Now showing: Vietnam - Postage stamps - 1991 - The 25th Anniversary of Posts and Telecommunications Research Institute - 1 stamps.
1991
The 25th Anniversary of Posts and Telecommunications Research Institute
17. September WM: None Sheetsize: 1 Engraving: Vu Kim Lien Perforation: 13¼ x 12¾
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