on 19 March 1907. The Charter stipulated that if the National Library of Wales should be removed from Aberystwyth then the manuscripts donated by Sir John Williams will become the property of the University College. A new Royal Charter was granted in 2006.

The National Library of Wales was granted the privilege of legal deposit under the Copyright Act 1911. Initially, however, the Library could only claim material deemed to be of Welsh and Celtic interest without any restrictions on expensive