The Heart of Africa. _Frontispiece._ Map of Africa. _Front Cover._ Map of Central Africa. _Rear Cover._ "The Carriage is Ready!" 13 Fred's Quandary. 14 The First Shave. 14 Camp and Caravan. 17 A Group of Porters. 19 Dr. Schweinfurth Ascending the Nile. 22 An African Horizon. 23 A Village in "the Dark Continent." 23 The Native at Home. 25 Arab Slave-traders. 27 A Slave-gang on the Road. 28 Baker's Expedition Crossing the Desert. 30 "The Forty Thieves." 33 View on the Bahr-el-Azrek. 35 Pilgrims on the Road to Mecca. 36 The Guide in the Desert. 37 A Mirage in the Desert. 39 Sunrise on the Sea of Sand. 40 Scene at the Wells. 41 Mountain Pass in the Desert. 42 Dragging a Crocodile to Land. 45 Securing a Supper. 47 The Home of Behemoth. 49 An African River Scene. 50 A Narrow Escape. 51 Hippopotamus Spears. 52 Spearing the River-horse. 53 A Berber Arab. 55 Sheep of Berber. 56 View in the Atbara Valley. 58 An Ethiopian King. 60 Arrival at Khartoum. 61 Elephants at Home.--Shaking a Fruit-tree. 63 Profiles of Dinka Negroes. 65 Bringing a Slave to Market. 66 Trees near the River. 68 View near the Edge of the Town. 69 Preparing Dinner. 70