Nigeria 1:125,000 /
Nigeria.Survey Department.
Nigeria.Federal Surveys.
[Lagos] : Federal Survey Dept.,
1958-
Relief shown by contours and spot heights.
"Form lines at approximately 100 ft. V.I."
Sheets include "Index to adjoining sheets."
"F.N. 14."
A few sheets only, interfiled with earlier eds. & GSGS 4703: Graphic index in central GSGS file.