This is a comprehensive study of the rock engravings of southern Africa, illustrating the major and more interesting engravings made by the Bushmen of the region. The beauty and variety of these engravings is revealed in full-colour photographs and rubbings. Their significance, meaning and mode of execution are discussed in the accompanying text, where the importance of the site is also explained. Thomas Dowson's research shows that there are strong indications that engravings, like rock paintings, have ritual associations and that they were executed by shamans after trance. Interviews with...