Eugène Antoine GUILLON (1834-1914). Portrait of a man with a hat. Oil on canvas signed upper left (lightly missing, snags). Height 62 cm - Width 51.5 cm Note: a student of Hippolyte Flandrin and Henry Detouche, he exhibited at the Paris Salon from 1861 to 1914. Several drawings by this artist are held in the Musée d'Orsay collections.