Tor Books
The World of Robert Jordan's The Wheel of Time
R 1,389
Majosta
On Writing and Worldbuilding: Volume I
R 573
Delacorte Press
The Outlandish Companion (Revised and Updated): Companion to Outlander, Dragonfly in Amber, Voyager, and Drums of Autumn
R 1,173
William Morrow
The Hobbit Sketchbook
R 1,006
The National Library of New Zealand
On Writing and Worldbuilding: Volume II
R 557
Farrar, Straus and Giroux
The Fellowship: The Literary Lives of the Inklings: J.R.R. Tolkien, C. S. Lewis, Owen Barfield, Charles Williams
R 708
Media Lab Books
Dumbledore: The Life and Lies of Hogwarts's Renowned Headmaster: An Unofficial Exploration (The Unofficial Harry Potter Character Series)
R 643
Ignatius Press
The Philosophy of Tolkien: The Worldview Behind The Lord of the Rings
R 960
William Morrow
The Languages of Tolkien's Middle-Earth: A Complete Guide to All Fourteen of the Languages Tolkien Invented
R 1,001
SCRIBNER
Stephen King's The Dark Tower Concordance
R 948