The deeper I got into this project, the more sources I looked into regarding the works of J.R.R. Tolkien. If you are interested in investigating them, here is a list of books, podcasts, and videos to check out:

• The Lord of the Rings by J.R.R. Tolkien
• The Hobbit by J.R.R. Tolkien
• The Silmarillion by J.R.R. Tolkien, edited by Christopher Tolkien
• The Children of Hurin by J.R.R. Tolkien, edited by Christopher Tolkien
• Beren and Lúthien by J.R.R. Tolkien, edited by Christopher Tolkien
• The Fall of Gondolin by J.R.R. Tolkien, edited by Christopher Tolkien
• The Histories of Middle-Earth, vols. 1-5 by JR.R. Tolkien, edited by Christopher Tolkien
• Beowulf by J.R.R. Tolkien, edited by Christopher Tolkien

Related Works:

• The Monsters and the Critics and Other Essays by J.R.R. Tolkien
• The Letters of J.R.R. Tolkien by J.R.R. Tolkien, edited by Humphrey Carpenter and Christopher Tolkien
• J.R.R. Tolkien: A Biography by Humphrey Carpenter
• Tolkien and the Great War: The Threshold of Middle-earth by John Garth
• Splintered Light: Logos and Language in Tolkien’s World by Verlyn Flieger
• The Road to Middle Earth: How J.R.R. Tolkien Created a New Mythology by Tom Shippey
• J.R.R. Tolkien: Author of the Century by Tom Shippey
• The Annotated Hobbit by J.R.R. Tolkien and Douglas Anderson
• The Atlas of Middle-Earth by Karen Wynn Fonstad
• The Worlds of J.R.R. Tolkien: The Places that Inspired Middle-earth by John Garth
• The Lord of the Rings: A Reader’s Companion by Wayne G. Hammond and Christina Scull
• Flora of Middle-earth: Plants of J.R.R. Tolkien’s Legendarium by Walter S. Judd and Graham A. Judd
• The Prancing Pony Podcast hosted by Alan Sisto and Shawn E. Marchese
• How to Read J.R.R. Tolkien: Lecture at Carnegie Mellon University by Michael Drout (video)
• The Silmarillion Primer by Jeff LaSala (blog)
• The Fall of Arthur by J.R.R. Tolkien, edited by Christopher Tolkien
• The Story of Kullervo by J.R.R. Tolkien, edited by Verlyn Flieger
• The Legend of Sigurd and Gudrún by J.R.R. Tolkien, edited by Christopher Tolkien
• The Lay of Aotrou and Itroun by J.R.R. Tolkien, edited by Verlyn Flieger
• The Tolkien Reader by J.R.R. Tolkien
• The Smith of Wootton Major & Farmer Giles of Ham by J.R.R. Tolkien
• Sir Gawain and the Green Knight by J.R.R. Tolkien
• Roverandom by J.R.R. Tolkien
• Letters from Father Christmas by J.R.R. Tolkien, edited by Baillie Tolkien