The Fall of The Congo Arabs by Sidney Langford Hinde Chapter 6 Page 5

A panic, of which no one knows the cause, started among the Arab forces, and the whole crowd jumped into the river, here about a hundred yards wide, with a four-mile current. The regulars and friendly natives killed them by hundreds in the water. Sefu himself had re-crossed before the fighting began, and so escaped. On counting the Arab loss, we found it to be over 600 on the field of battle, and between 2000 and 3000 killed or drowned in the river. We took about 30 good repeating rifles and upwards of 2000 cap guns, with large quantities of powder and cartridges.

Sergeant Albert Frees and Corporal Benga were the first to get to the palisades of the fort, Albert being three times touched by balls. Benga, who was a great athlete, managed, by running hard and flinging himself against the palisade, to start two or three