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. "Compied at the Intelligence Division, War Office by Major F.R. Maunsell, R.A. from Col. H. Chermside 1889, Col H. Stewart 1881, Capt. F.R. Maunsell 1888 & 1892, Capt. B. Dickson R.A., H.B.M.,, Vice Consul in Van 1909, Rerpot on a tour in Turkish Arabia and Kurdistan by Mr. J.G.. Lorimer, Political Resident in Baghdad 1910, Archaeologische Reise in Euphrat und Tigris Gebeit, Saare & Herzfeld, 1908, Reise von Mossul nach Wan by Dr. W. Bachjmann 1911, Sketch of Country round Mosul by Mr. H.C. Hony H.B.M. Vice Consul in Mosul 1912, Reise von Mosul nach Aleppo by W. Hinrichs 1913. Corrected, March 1915." With glossary. Set is complete, see index.