The 50th Anniversary of the Madrid Polytechnic University 2022
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2022
The 50th Anniversary of the Madrid Polytechnic University
25. April WM: None Engraving: R.C.M. - F.N.M.T. Perforation: 13¾ x 13¼
![[The 50th Anniversary of the Madrid Polytechnic University, type HJE]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Spain/Postage-stamps/HJE-s.jpg)
