British oil pipeline in the Middle East, First World War, 1915, (c1920). 'Map illustrating the Operations in the Persian Gulf; showing the British oil pipe guarded against the Turkish attacks and the advance up the Tigris to Ctesiphon, January-November 1915'. At top left is the ancient town of Ctesiphon, where the Ottomans defeated British troops attempting to capture Baghdad. The rivers Tigris and Euphrates meet at Basra and empty into the Persian Gulf at bottom right, with the pipeline coming in from the right. From "The Great World War - A History" Volume IV, edited by Frank A Mumby. [The Gresham Publishing Company Ltd, London, c1920]