Poland
Now showing: Poland - Postage stamps (1860 - 2024) - 1 stamps.
1975
The 40th Meeting of the International Statistical Institute (ISI)
1. September WM: None Sheetsize: 30 Design: K. Rogaczewska Engraving: PWPW. Perforation: 11½:11
![[The 40th Meeting of the International Statistical Institute (ISI), type BWM]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/BWM-s.jpg)
