Using a computer and four blank keyboards, and without looking at the screen, Michele Santelia (Italy) typed backwards 64 books (3,361,851 words, 19,549,382 characters) in their original languages including The Odyssey, Macbeth, The Vulgate Bible and the Guinness World Records Book 2002. Michele put together a 3,78 m (12 ft 4 in) high tower of the books typed. He completed typing backwards the volumes of the Dead Sea scrolls in Ancient Hebrew on 26 July 2007.