The 150th Anniversary of the Polytechnical School 2023
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2023
The 150th Anniversary of the Polytechnical School
WM: None Sheetsize: 1 Design: Ziomara de León Franco Engraving: Taller Nacional De Grabados En Acero. Perforation: 13
![[The 150th Anniversary of the Polytechnical School, type ]](https://www.stampworld.com/media/catalogue/Guatemala/Postage-stamps/1778-b.jpg)
