Book of Kells the colours used were derived from a wide range of substances, many of which were imports from distant lands. The manuscript takes its name from the Abbey of Kells, which was its home for centuries. Today, it is on permanent display at Trinity College Library, Dublin. The Library usually displays two of the current four volumes at a time, one showing a major illustration and the other showing typical text pages, and the entire manuscript can be viewed on the Library's Digital Collections Repository. The Book of Kells is one of the finest and most famous, and also one of
Book of Kells followed by their "Breves causae". This anomalous order mirrors that found in the Book of Durrow, although in the latter instance, the misplaced sections appear at the very end of the manuscript rather than as part of a continuous preliminary. In other insular manuscripts, such as the Lindisfarne Gospels, the Book of Armagh, and the Echternach Gospels, each Gospel is treated as a separate work and has its preliminaries immediately preceding it. The slavish repetition in Kells of the order of the "Breves causae" and "Argumenta" found in Durrow led scholar T. K. Abbott to the conclusion that the scribe