The Hobbit (1966), An Unreleased Animated Short by Gene Deitch
In 1966, animator Gene Deitch created this delightful 12 minute version of The Hobbit. The animation was only screened once as part of a scheme by producer William L. Snyder to profit off the film rights for the J. R. R. Tolkien story, a Deitch explains in his fascinating online book Roll the Credits.