Issued in quadrangles 4⁰ of latitude by 3⁰ of longitude; sheets are numbered consecutively, and as halves of the sheets of the International Map of the World, 1:1,000,000.
Each sheet has key to colors and symbols, and index map in margin.
Sheets issued by agency under its earlier name: Service des mines.
Each sheet accompanied by: Notice explicative sur la feuille ...
No. 12: Dakar Ouest, 1943.--No. 13: Dakar Est, 1943