Now showing: Poland - Postage stamps (1950 - 1959) - 8 stamps.
1. September WM: None Sheetsize: 140 Design: St. Łukaszewski Perforation: 12:12½
8. September WM: None Sheetsize: 100 Design: E. Konecki Perforation: 10¾-14¼; 12½:12¾
17. November WM: None Sheetsize: 4 (1x4) Design: W.Zakrzewski Engraving: M.R. Polak Perforation: 12½:12¾
15. December WM: None Sheetsize: 100 Design: R. Kleczewski Engraving: M.R. Polak Perforation: 12½:12¾