Now showing: Guyana - Postage stamps (1970 - 1979) - 10 stamps.
25. May WM: 3 Perforation: 13¾
3. August WM: None Perforation: 14
21. October WM: 3 Perforation: 14
Now showing: Guyana - Postage stamps (1970 - 1979) - 10 stamps.
25. May WM: 3 Perforation: 13¾
3. August WM: None Perforation: 14
21. October WM: 3 Perforation: 14