Great Britain. War Office. General Staff. Geographical Section. G.S.G.S. no. 4381. United States. Army Map Service. In upper right margin: Corsica 1:5,000. Relief shown by contour at 10 metres interval. Sources: Plan topographique de la ville d'Ajaccio, 1:5,000. Paris, 1932. Corsica 1:50,000 G.S.G.S. no. 4398, sheet no. 11, 1943. Intelligence information 1935-43. Air photographs have been used in the production of this plan.