| Doc | Tipo | Autor | Título | Ano | Editor | DOI |
| 1 |  | | Bibliotheca Celtica: | a register of publications relating to Wales and the celtic peoples of languages for the years 1910-1933. | | The Library, | |
| 2 | | NATIONAL LIBRARY OF WALES | Catalogue of tracts of the Civil War and Commonwealth period relating to Wales and borders. | | The Library, | |
| 3 | | NATIONAL LIBRARY OF WALES | Catalogue of manuscripts. | | The Library, | |
| 4 | | NATIONAL LIBRARY OF WALES | Calendar of deeds and documents. | | The Library, | |
| 5 | | | CALENDAR of Wynn (of Gwydir) papers, 1515-1690 ; in the National Library of Wales and elsewhere. | | [s. n.], | |
