World Day of Telecommunications - Relay on the Hum Hill 2016
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2016
World Day of Telecommunications - Relay on the Hum Hill
17. May WM: None Sheetsize: 10 Design: Sunita Đozić Perforation: 13
![[World Day of Telecommunications - Relay on the Hum Hill, type YB]](https://www.stampworld.com/media/catalogue/Bosnia-Herzegovina/Postage-stamps/YB-s.jpg)