As it prepared for an exhibit, the National Galleries of Scotland found a previously unknown self-portrait by Vincent Van Gogh, covered by glue and cardboard, on the back of another of his paintings.
Art conservators discover hidden Van Gogh self-portrait in Scotland
Hidden Self-portrait Of Van Gogh Discovered Behind Earlier Painting – KidzNet
Van Gogh's 'hidden' portrait recreated 135 years after being painted - Yahoo Sports
Hidden Van Gogh self-portrait discovered
Hidden Van Gogh self-portrait found behind painting in Scotland - The Jerusalem Post
Vincent van Gogh self-portrait: X-ray uncovers secret artwork hidden for more than a century, UK News
Scottish National Galleries find hidden portrait in Van Gogh work
Hidden Van Gogh self-portrait discovered behind earlier painting, Vincent van Gogh
Hidden Van Gogh Self-Portrait Discovered in Scotland - the low countries
Van Gogh hidden self-portrait has been discovered in Scotland, Vincent Van Gogh