legendarium

Tolkien's Legendarium (ISBN 0-313-30530-7) is a collection of scholarly essays edited by Verlyn Flieger and Carl F. Hostetter on the History of Middle-earth series of books relating to the fiction of J. R. R. Tolkien, compiled and edited by his son, Christopher Tolkien. It was published by Greenwood Press in 2000.

Tolkien's legendarium is the term for the entirety of J. R. R. Tolkien's mythopoetic writing that forms the background to his The Lord of the Rings. Tolkien worked and re-worked the components of his legendarium throughout his adult life, or during a period of more than 50 years; the earliest drafts, published in The Book of Lost Tales (1983) dating to 1916.