Amazon US have the pre-order of this book even cheaper than Amazon UK, even when taking into account shipping. $20.99 + $7.98 for shipping = roughly £18.45 according to current rates. Will take a little longer to arrive, but it saves a few pound!
Dark Horse Books and Nintendo team up to bring you The Legend of Zelda: Hyrule Historia, containing an unparalleled collection of historical information on The Legend of Zelda franchise. This handsome hardcover contains never-before-seen concept art, the full history of Hyrule, the official chronology of the games, and much more! Starting with an insightful introduction by the legendary producer and video-game designer of Donkey Kong, Mario, and The Legend of Zelda, Shigeru Miyamoto, this book is crammed full of information about the storied history of Link's adventures from the creators themselves! As a bonus, The Legend of Zelda: Hyrule Historia includes an exclusive comic by the foremost creator of The Legend of Zelda manga - Akira Himekawa!