Origins Hardcover – January 1, 1978 
by  Richard E Leakey  (Author)
 
240 drawings, photos and maps Fascinating history of Evolution and Earths creation by the author of People of the Mankind and Its Beginnings,Origins In Search of What Makes Us Human, Wildlife My Fight to Save Africa's Natural Treasures, etc. Coauthor Roger Lewin has written other books such as Bones of Controversies in the Search for Human Origins, and Principles of Human Evolution.