Great Britain. War Office. Intelligence Division. I.D.W.O. no. 1522. Great Britain. War Office. General Staff. Geographical Section. G.S.G.S. no. 1522. Relief shown by form lines and spot heights. Some sheets from this set were revised and issued by War Office. Geographical Section. General Staff, published as G.S.G.S. no. 1522, 1522a. Series covers Mesopotamia and eastern Anatolian parts of Ottoman Empire. "Compiled at the Intelligence Division, War Office by Major F.R. Maunsell, R.A. from Col. H. Stewart 1883, Capt. W.J. Anderson 1901, Capt. F.R. Maunsell 1899, Mr. Ellsworth Huntington 1901, Streckers 'Karte eines Theiles von Hoch Armenien,' Oppenheims 'Vom Mittelmeer zum Persischen Golf' 1893, Hassknecht's Routes, 1902." With glossary. Set is complete, see index.