Austin Tappan Wright left the world a wholly unsuspected legacy. After he died in a tragic accident, among this distinguished legal scholar's papers were found thousands of pages devoted to a staggering feat of literary creation-a detailed history of an imagined country complete with geography, genealogy, literature, language and culture. As detailed as J.R.R. Tolkien's middle-earth novels, Islandia has similarly become a classic touchstone for those...