‘All the top of your hill is full of tunnels packed with chests of gold and silver, and jools, by what I’ve heard.’ / ‘Then you’ve heard more than I can speak to,’ answered the Gaffer. ‘I know nothing about jools. […]
1954 July 29, J[ohn] R[onald] R[euel] Tolkien, “A Long-Expected Party”, in The Fellowship of the Ring: Being the First Part of The Lord of the Rings, New York, N.Y.: Ballantine Books, published September 1973, page 46