TORONTO.- A University of Toronto student completing an internship at the Art Gallery of Ontario last summer discovered that a series of 1,702 photographs auctioned at Christie’s in 1997 and acquired by the AGO in 2005 were taken by the previously unknown French photographer and painter Abel Boulineau. Vanessa Fleet, who is pursuing a master’s degree in museum studies, re-examined the photographs after learning that Gallery curators questioned the original attribution—to French photographer Émile Fréchon. The reattribution was spurred by Fleet’s discovery of an inscription written on the back of one of the photographs by the photographer: “Auberive—Avenue de l’Abbatiale—where I was