Stories, poems, and commentaries by the author of The Hobbit and The Lord of the Rings   FARMER GILES OF HAM An imaginative history of the distant and marvelous past that introduces the rather unheroic Farmer Giles, whose efforts to capture a somewhat untrustworthy dragon will delight readers everywhere.   THE ADVENTURES OF TOM BOMBADIL A collection of verse in praise of Tom Bombadil, that staunch friend of the Hobbits in The Lord of the Rings.   TREE AND LEAF Contains "On Fairy-stories," Professor Tolkien’s now-famous essay on the form of the fairy story and the treatment of fantasy.   . . . and other dazzling works, including an introduction by Peter S. Beagle