The National Library of Wales has announced that it has made the 13th century Book of Aneirin available online. The manuscript, scribed by monks onto animal skin, is regarded as one of the most important books in the Welsh language.
The Four Ancient Books of Wales, which include the Book of Aneirin, are on display at the National Library for the first time together until March 2014. They include:
- Black Book of Carmarthen - 1250
- Book of Aneirin - about 1265
- Book of Taliesin - 14th Century
- Red Book of Hergest - 1382