Six Years Plan 1951
Now showing: Poland - Postage stamps - 1951 - Six Years Plan - 4 stamps.
1951
Six Years Plan
8. January WM: None Sheetsize: 100 Design: W.Zakrzewski Engraving: M.R. Polak Perforation: 11¾:11½; 12½:12¾
![[Six Years Plan, type KM]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/KM-s.jpg)
![[Six Years Plan, type KM1]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/KM1-s.jpg)
![[Six Years Plan, type KM2]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/KM2-s.jpg)
![[Six Years Plan, type KM3]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/KM3-s.jpg)