Bogomila_Welsh-Ovcharov
Bogomila Welsh-Ovcharov (born 1940, Sofia)[1] is an art historian at the University of Toronto at Mississauga and authority on the art of Vincent van Gogh.[2][3] Her book Van Gogh: The Lost Arles Sketchbook, contains reproductions of sketches said to be by the artist, but the authenticity of which has been disputed.[4][5][6]