Other Tolkien references you might enjoy
The Lord of the Rings as a "Fundamentally Religious and Catholic Work"
The Catholic Imagination of J.R.R. Tolkien
The Little Way Through Middle-earth by Fr. Dwight Longnecker
20 Ways The Lord of the Rings is both Christian and Catholic
Catechetical Texts in The Lord of the Rings
Finding Frodo's Faith by Joseph Pearce, author of Tolkien: Man and Myth, Tolkien: A Celebration and Literary Converts
Frodo's Faith by Ralph C. Wood, author of The Gospel According to Tolkien: Visions of the Kingdom in Middle-earth
Essays and Articles by Ralph C. Wood (requires Abode Reader which you can get here free.)
Tolkien, Friendship and the Four Loves
My Reviews on Amazon.com of Books by My Favorite Tolkien Scholars