The Shaping of Middle-Earth: The Quenta, the Ambarkanta and the Annals (The History of Middle-Earth, Vol. 4)
by John Ronald Reuel Tolkien
Category: Fantasy literature, English

This is the fourth volume of "The History of Middle-earth", with the shaping of the chronological and geographical structure of the legends of Middle-earth and Valinor described. THe book introduces readers to "ambarkanta", with maps and diagrams to illustrate points raised.