大象传媒

As many as 50 blue plaques have been categorised as missing, including those commemorating the painter David Wilkie, the novelist Henry Handel Richardson, the artist William Hogarth, the poet John Milton, the naturalist Francis Trevelyan Buckland, the astronomer Francis Baily and the composer Arthur Sullivan.

大象传媒 Radio London's Salma El-Wardany has been speaking to English Heritage curatorial director Matt Thompson to find out more.

(Image Credits: English Heritage)