The National Library of Wales has a significant selection of databases you can search from The National Library website.
- Crime and Punishment - Index to the Gaol Files of the Court of Great Sessions in Wales, 1730-1830
- Marriage bonds - Index of applicants for marriage licences 1616-1837
- Schedules - Finding-aids containing detailed descriptions of the archives housed at The National Library of Wales (incomplete, but growing). Archives and Manuscripts received before 1999 or Archives and Manuscripts received after 1999
- Manors - Manorial Documents Register. A guide to the manors and manorial records of Wales searchable through the National Archives website.
- Basic Inventory - Descriptions of our acquisitions year by year since 1909, based on the appendixes of the Library's Annual Reports