Vintage The Mythology of Tolkien's Middle-Earth by Ruth S. Noel 1978
The detailed, scholarly study of Tolkien's myth of Middle-earth compares the themes, places, beings, and things in his writings to the historic myths that have evolved in a lot of culturesRuth Helen Swycaffer Noel (born 1947) has written two books relating to J.R.R. Tolkien's works; The Languages of Tolkien's Middle-earth and The Mythology of Middle-earth. She has also written science-fiction novels under the name Atanielle Annyn Noel.Lord of the Rings, The Hobbitt