Runes and the English letter values assigned to them by Tolkien, used in several of his original illustrations and designs for The Hobbit. << My friend taught me this alphabet a bit. I was fun to write to each other!
It has come to my attention that reading The Lord of the Rings is just one step below actually taking The Ring to Mordor on the time-commitment scale. But like taking the ring to Mordor, it is definitely worth it.