Vietnam
Now showing: Vietnam - Postage stamps (1976 - 2024) - 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
![[The 25th Anniversary of Posts and Telecommunications Research Institute, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Vietnam/Postage-stamps/1529-b.jpg)
