A head and shoulders portrait of Anne Clive, the Honourable Mrs George Sempill (image © National Trust).
Art UK, a charity that runs a website showcasing artworks that are in public collections across the UK, has digitised the images of more than 230,000 artworks and a further 100,000 sculptures will be recorded by December 2020.
Its Art Detective forum works with specialists and members of the public to help fill in gaps in its knowledge of public art including missing attributions and other lost information.