From the back of the book:
Join Alan Mauberg's expedition to track down eminent anthropologist Dr. Adrian Braidthwaite, lost in darkest Africa while researching shamanistic and spiritual phenomena. Learn of mysterious magical and mystical forces, methods for shaping this energy to accomplish specific feats, and other secrets of the deep jungle that have yet to escape into the civilized world.
Magic & Mysticism: The Dark Continent shows gamemasters and players to bring magic into the world of Indiana Jones. Unearth information on three distinct types of magic:
Shamanism: the art of calling and controlling spirits.
Witchcraft: powerful magic that comes at a price.
Sorcery: using deadly forces to attack your enemies.
Plus guidelines to create characters who can wield these dangrous powers!