Hiver dans la Gatineau (Winter in Gatineau), 1989, pastel on paper, 18 x 24 inches, signed lower left, Galerie d'art Vincent label verso. Masson was born in Belgium, he studied art in Brussels. He came to Canada (Ottawa) with his mother in 1921, became a master engraver by the age of 25. He decided to paint when he saw paintings by the Group of Seven, at the National Gallery. Masson was a proficient artist and instructor; and is one of the founding members of Les Confrères du Caveau (vault colleages) which united other notable artists such as Wilfrid Flood, Tom Wood, and later Jean-Philippe Dallaire.