The 25th Anniversary of the Green Balkans Society 2013
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2013
The 25th Anniversary of the Green Balkans Society
27. October WM: None Sheetsize: 1 Design: Stefan Gruev Perforation: 13 x 13¼
![[The 25th Anniversary of the Green Balkans Society, type ]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/5137-b.jpg)
