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 Admiralty Charts Nos. 2220, 2236, 2237, Major F.R. Maunsel Reconnaissances 1892, 1897, 1898, Various Sketches of Coast Districts supplied by H.B.M. Consulate, Trebizond." With a glossary. Set is complete, see index.
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