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.
Van Gogh hidden self-portrait has been discovered in Scotland using X-ray : NPR, Vincent Van Gogh
Hidden Vincent Van Gogh self-portrait discovered in Edinburgh
Van Gogh self-portrait discovered hidden behind another painting in Scottish art gallery
Hidden Van Gogh self-portrait found behind painting in Scotland
Van Gogh hidden self-portrait has been discovered in Scotland, Vincent Van Gogh
Finding a hidden van Gogh: Three reasons to live for the unseen world – Dr. Jim Denison
Hidden Faces: Vincent van Gogh's Secret Self-Portrait
Never-Before-Seen Van Gogh Artwork Discovered Hidden Behind Earlier Painting In Scotland
Vincent van Gogh: Hidden self-portrait discovered by X-ray
