Now showing: Nigeria - Postage stamps (1960 - 1969) - 16 stamps.
21. March WM: 4 Perforation: 14
21. June WM: 4 Perforation: 14½
1. August WM: 4 Perforation: 14
1. September WM: 4 Perforation: 14½
1. October WM: None Perforation: 14 x 13
10. December WM: 4 Perforation: 13