books.google.com - This collection examines the significance of the ways in which writing was used in the Celtic countries between c.400 and c.1500. It is concerned with the amount and types of material committed to writing as well as with the social groups which promoted the use of literacy and had access to its products....http://books.google.com/books/about/Literacy_in_Medieval_Celtic_Societies.html?id=uPFjLITLW7YC&utm_source=gb-gplus-shareLiteracy in Medieval Celtic Societies