1448 THE DOWNFALL OF THE DERVISHES on a small scale round the village. The heliograph from the top of Gebel Surgham was flashing incessantly, and keeping the Sirdar well informed of the whereabouts and progress of the enemy’s advance. The Lancers too came trotting in, having done their best to delay the onset of the Dervishes. ‘‘We expect,” said Colonel Wingate to me, ‘‘to be attacked in half an hour.” Meanwhile fatigue parties dragged the bushes on the southern face of our zeriba much farther away in the direction of Omdurman, and the result was a vast zeriba extending along the Nile from El Genuaia to a small village called—so I _ gathered from the maps—Geren Nebi. The length of the rough semi-circle must have been over nine hundred yards. Nearer Geren Nebi it enclosed a number of mud-huts, which were ultimately used for hospital purposes ; and between this part of the zeriba and our original site, there was a gentle declivity terminating in a small inlet of the Nile, with thick black mud along its margin. A little beyond this inlet, towards the south, the plain shelved down to the river, and within the hollow thus formed the majority of the baggage