Discovery and other databases

Discovery is our platform that provides a single point of online access to catalogue and organisational data from across the archive sector.

Discovery includes:

You can still access the data from our annual Accessions to Repositories survey, as well as the Hospital Records Database which provides information on the existence and location of the records of UK hospitals.
To find out more about updating information in Discovery, please see our contributor page.


The information from this survey provides a vital knowledge base for The National Archives' work with the wider sector.

Manorial Documents Register

The Manorial Documents Register (MDR) is an index of English and Welsh manorial records, providing brief descriptions of documents and details of their locations in public and private hands.

The National Register of Archives

Find out more about the National Register of Archives and how to access its indexes and lists.

The Finding Archives project

The Finding Archives project has overseen the integration of content from the National Register of Archives (NRA), Directory of Archives (ARCHON), Access to Archives (A2A) and the Manorial Documents Register (MDR) into Discovery.