Apophysis 2.02 Photoshop Elements 5 About the Book of Kells "The Work Not of Men but of Angels" (Giraldus Cambrensis, c.1150 AD) The Book of Kells is one of the most famous books in the history of the world and was completed in about 800 AD. The vellum (calfskin) manuscript contains transcriptions of the four Gospels, lavishly illustrated and ornamented. It is the most elaborate manuscript of its kind to survive from the early Middle Ages. At the time the book was produced, Irish monks were renowned throughout the rest of Europe for their work as scribes and illustrators. The Book is the most famous manuscript in the Library of Trinity College Dublin where it is permanently on display.