Creator
- Renne, Elisha16
- Hassan, Hannatu3
- Ahmadu Bello University-Zaria2
- DanAsabe, Abdulkarim Umar2
- Maiwada, AbdurRahman2
- Abdullahi, Ashiru1
- Barth, Heinrich1
- Bello1
- Bovill, Edward W1
- David Whitehead & Sons1
- Duckworth, E.H.1
- Federal Drawing Department1
- Federal Survey Department1
- Maiwada, Salihu1
- Official Gazette1
- Renne, Elisha P.1
- U.S. Central Intelligence Agency1
- Uher, Francis1
- Waziri, Mohammadu1
- York University1