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] Turko-Persian Frontier Map 1853-4, Col. M.G. Gerad Reconnaissance 1881, Col M.S. Bell Reconnaissance 1886, Lieut. F.r. Maunsell Reconnaissance, 1888, Captains Burton and Vaughan I.A., 1897, Captain B.Dickson R.A., Reconnaissance 1909, Turco-Persian Boundary CommissionSurvey, 1913-14." With glossary. Set complete, see index.
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