IITDEX 
A 
Abai river, 13 
Abu Zeid ford, 42 
Abydos spring level, 67 
Abyssinia, 13, 19, 43 
Adarma, 45 
Addis Ababa, 16, 20, 44, 214 
Aird, Sir John, 75 
Akobo, 37 
Albert Lake, 11, 12, 14, 15, 18, 29, 30, 31 
reservoir, 81, 82, 87, 90 
tributaries, 31 
Albert Nile in 1841, 38 
catchment basin, 17, 119 
description, 31-35 
observed discharges, 129-134 
discharges, 22, 56, 81, 82, 93 
discharge table, 144, 145 
gauges, 168-174 
projects, 58, 81, 89-92 
slopes, 14, 120 
tributaries, 31, 32, 31 
velocities, 15, 121 
Alexandria, 20, 220 
Ambatch, 31, 92 
Amenemhat, 47, 66, 79 
Analysis of water and soil, 62, 100-101 
Anderson, Mr. Lang, 64 
Appendices, 117 
Arab, Bahr el, 36 
Assiout Weir, 49, 150 
Asua River, 32 
Assuan gauge compared to Bombay rainfall, 213 
— dam, 48, 61, 75, 76, 77, 87, 89 
— distances from and to, 121, 125 
— discharges, 25, 58,-60, 139-142 
— discharge table, 150 
— gauges, 48, 52, 94, 97, 98, 153, 158, 164-166, 
194-202, 209 
— meteorological data, 20, 218 
Atem river, 32, 33, 90 
Atbara river, catchment basin, 17, 19, 119 
■ description, 13, 45, 69 
discharges, 24, 47, 58, 60, 138-140 
discharge table, 149 
gauges at Kashm el Girba, 188, 189 
tributaries, 45 
B 
Baharia Oasis, 109 
Baker, Sir Benjamin, 75 
Baker, Sir Samuel, 11, 34, 39, 40 
Barometric readings, 215-220 
Barois, M. J., 61, 62 
Barrages, The, 50, 53, 54, 74, 82, 99, 123, 124, 
151, 152, 207, 20S 
Basalt, 22, 114 
Basin irrigation, 59, 65, 66, 67, 68, 79, 93, 94, 99, 
100, 159-166 
in the Sudan, 102 
Beadnell, Mr. H. G. F., 107 
Beresford, Mr. J. S., 89 
Berkeley, Fort, 31 
Berber, 46, 217 
— gauges, 190-193 
Blue Nile, catchment basin, 17, 119 
description, 12, 13, 18, 21, 41, 43, 61 
observed discharges, 129, 136, 137 
discharges, 24, 46, 57, 60, 139-141 
discharge table, 147, 148 
distances along, 128 
gauges, 179-182, 183-187 
projects, 43, 44. 103 
slope, 15 
tributaries, 44 
velocities, 44 
Bombay, 20, 213 
Bor, 32, 89, 99 
Brown, Sir Hanbury, 66, 77, 79, 89, 99 
c 
Cairo, 16, 20, 22, 24, 25, 50, 52, 53, 59, 94, 97, 98, 
142, 150, 158, 164-166, 219 
— gauges, 203-206, 210 
Cassel, Sir Ernest, 75 
Cataracts, 14, 46, 47, 48, 88, 102, 103 
Catchment basins, 16, 18, 119 
Chapters, 11, 26, 56, 73, 107. 
Chavanne, Joseph, 12 
Chelu Bey, 5 
Choga, Lake, 15, 28, 30, 121, 122 
Clifton, Mr. C., 77 
Climate of the Nile Valley, 18, 27, 102, 214-220 
Congo forest, 29 
