Now showing: United States - Airmail stamps (1960 - 1969) - 4 stamps.
5. January WM: None Perforation: 11 x 10½
15. May WM: None Perforation: 11
22. November WM: None Perforation: 11
Now showing: United States - Airmail stamps (1960 - 1969) - 4 stamps.
5. January WM: None Perforation: 11 x 10½
15. May WM: None Perforation: 11
22. November WM: None Perforation: 11