Now showing: United States - Postage stamps (1950 - 1959) - 9 stamps.
15. January WM: None Perforation: 10½ x 11
12. February WM: None Perforation: 11 x 10½
23. February WM: None Perforation: 11 x 10½
21. May WM: None Perforation: 11 x 10½
21. June WM: None Perforation: 10½ x 11
28. June WM: None Perforation: 11 x 10½
28. July WM: None Perforation: 11 x 10½
18. September WM: None Perforation: 11 x 10½
20. December WM: None Perforation: 11 x 10½