The 150th Anniversary of the ITU - International Telecommunication Union 2015
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2015
The 150th Anniversary of the ITU - International Telecommunication Union
18. May WM: None Sheetsize: 40 Design: Iliya Gruev Engraving: Lithographie Perforation: 13¼ x 13
![[The 150th Anniversary of the ITU - International Telecommunication Union, type GYQ]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/GYQ-s.jpg)
