Now showing: United States - Postage stamps (1980 - 1989) - 17 stamps.
8. January WM: None Perforation: 11
1. February WM: None Perforation: 11 x 10½
20. April WM: None Perforation: 11
27. April WM: None Perforation: 10 vertical
29. April WM: None Perforation: 11
30. April WM: None Perforation: 11
21. May WM: None Perforation: 11
8. June WM: None Perforation: 11
30. June WM: None Perforation: 11
13. July WM: None Perforation: 11
2. August WM: None Perforation: 10½ x 11
22. August WM: None Perforation: 11
1. September WM: None Perforation: 11
7. October WM: None Perforation: 11