Carte du Sahara 1/200 000 /
Institut géographique national (France)
France.Armée.Service géographique.
Paris : Institut géographique national,
1933-
Relief shown by contours, shading and spot heights.
Covers Algerian Sahara only.
Earlier sheets published by Service géographique de l'Armée.
Various editions of some sheets.
Titles varies on earlier sheets: Carte des régions sahariennes.--Carte du Sahara : Reproduction des minutes de levés au 200.000e.
Some earlier sheets are planimetric.
Earlier sheets have standard map series designation: Série P542.
Graphic index in central file.