The 50th Anniversary of the National History Museum 2023
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2023
The 50th Anniversary of the National History Museum
7. November WM: None Sheetsize: 40 Design: William Kitanovv Perforation: 13
![[The 50th Anniversary of the National History Museum, type HPC]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/HPC-s.jpg)
