C. III and IV. Velocities of the Nile in its different reaches 121 D. V to X. Distances of places on the Nile from each other 123 E. XI and XII. Details of observed discharges 129 F. XIII to XXIII. Observed discharges referred to gauges 131 G. XXIV. Mean discharges of the Nile tributaries in 1902, 1903 and 1904 139 H. XXV. Maximum and minimum discharges in 1902 and 1903 141 I. XXVI. Monthly discharges at Khartoum, Assuân and Cairo 142 J. XXVII to XL. Discharge tables for the different gauges on the Nile 143 K. XLI to LII. Detailed information about the Nile, Assuân to Cairo 153 L. LIII to LXIX. Gauges of the Nile and its tributaries 167 M. LXX and LXXI. Assuân and Cairo gauges, metres corresponding to pics 209 N. LXXII and LXXIII. Table converting cubic metres per day to cubic metres per second and vice versa 211 P. LXXIV. Bombay rainfall referred to the Assuân gauge 213 Q. LXXV to LXXXI. Meteorological data in the Nile Valley 214 N.B.--In Appendix L, the gauges are recorded in two different methods. If the fall or rise of water surface is gradual throughout the year, the gauges are recorded in five daily intervals. If, on the other hand, the rise and fall is gradual for the first four and last three months of the year, but the changes are abrupt in the remaining five months, the gauges are recorded in five daily intervals for seven months and daily for five months. Appendix A. TABLE I.--_Areas of Catchment Basins of the Nile._