Relief shown by hachures. Ancient supposed navigable canals, unused irrigants or branch canals, and canals in actual use are shown. Ruins converted by time into Tels or mounds are located. Soil conditions and agricultural land use shown by shading. Includes ancillary map: Sketch map: showing supposed positions of some places of historical interest, [scale ca. 1:1,229,000]. From: The Journal of the Royal Geographical Society of London. Vol. 37, (1867), p. 160-82; held in Firestone Library. Call number: G7 .J687 v.37 1867