Now showing: Guyana - Postage stamps (1970 - 1979) - 20 stamps.
23. February WM: 3 Perforation: 14½
3. April WM: 3 Perforation: 14
20. July WM: 3 Perforation: 14
25. August WM: 3 Perforation: 14
18. October WM: 3 Perforation: 13½
Now showing: Guyana - Postage stamps (1970 - 1979) - 20 stamps.
23. February WM: 3 Perforation: 14½
3. April WM: 3 Perforation: 14
20. July WM: 3 Perforation: 14
25. August WM: 3 Perforation: 14
18. October WM: 3 Perforation: 13½