Poland
Now showing: Poland - Official stamps (1920 - 1954) - 2 stamps.
11. June WM: None Sheetsize: 100 / 90 Design: J. Ogórkiewicz Perforation: 10¾ / 11¼
May WM: None Sheetsize: 100 / 90 Design: J. Ogórkiewicz Perforation: 10¾, 11, 11¼ / imperforated