Dongola kid, Dongola leather, leather made by the Dongola process.
Dongola process, a process of tanning goatskin, and now also calfskin and sheepskin, with a combination of vegetable and mineral agents, so that it resembles kid.
Dongola race, a boat race in which the crews are composed of a number of pairs, usually of men and women.
... north as Assouan. Then it found other channels to east and west, to Central Africa and to Abyssinia, and retired a little on the side of Egypt. For ten years there ensued a lull, during which the frontier garrisons looked out upon those distant blue hills of Dongola. Behind the violet mists which draped them lay a land of blood and horror. From time to time some adventurer went south towards those haze-girt mountains, tempted by stories of gum and ivory, but none ever returned. Once a mutilated Egyptian and once a Greek woman, mad with thirst and ... — The Green Flag • Arthur Conan Doyle
... periodically shows up again in the desert and makes various predictions. When he does, it almost always winds up with a jihad, a holy war. Don't you remember in history the anti-British Mahdi at Khartoum, the killing of Chinese Gordon and so forth? That Mahdi was the son of a Dongola carpenter and he managed to conquer two million square ... — Border, Breed Nor Birth • Dallas McCord Reynolds