Now showing: United States - Postage stamps (1950 - 1959) - 18 stamps.
12. February WM: None Perforation: 10½ x 11
14. February WM: None Perforation: 11 x 10½
25. February WM: None Perforation: 10½ x 11 and 11
1. April WM: None Perforation: 10½ x 11
6. April WM: None Perforation: 11 x 10½
20. April WM: None Perforation: 11 x 10½
30. May WM: None Engraving: Bureau of Engraving and Printing Perforation: 11 x 10½
8. June WM: None Perforation: 11 x 10½
26. June WM: None Perforation: 11
4. July WM: None Perforation: 11
26. August WM: None Perforation: 11
27. August WM: None Perforation: 10½ x 11
14. September WM: None Perforation: 11 x 10½
29. September WM: None Perforation: 10½ x 11 and 11
3. December WM: None Perforation: 10½ x 11