1920

1920 Numeral Stamps
20. February WM: None Perforation: 14 x 13½

1920 No. 6 & 9 Surcharged
6. March WM: None Perforation: 14 x 13½

1920 Silesian Landscape
26. March WM: None Sheetsize: 1510 Perforation: 13½ x 14

1920 Silesian Landscape
April WM: None Perforation: 14 x 13½

1921

1921 No. 16-26 Overprinted "Plébiscite 20 mars 1921."
20. March WM: None Perforation: 13½ x 14 & 14 x 13½

1922

1922 No. 23-25 Surcharged
6. March WM: None Sheetsize: 75 Perforation: 14 x 13½

1922 Regular Issue for Upper Silesia
19. June WM: None Sheetsize: 100 Design: E. Trojanowski, E. Bartłomiejczyk, Zdzisław Starowicz Perforation: 9-14½

1923

1923 Regular Issue for Upper Silesia - New Values
13. April WM: None Sheetsize: 100 Design: Zdzisław Starowicz Perforation: 10-13½