Possible Clues:

• 'The Café-Concert' painter, 1879
• Édouard who painted 'Le Déjeuner sur l'herbe'
• Painter of Le Déjeuner sur l'herbe, d. 1883
• Artist returns two hours before noon
• "The Luncheon on the Grass" painter
• Edouard --, French impressionist painter
• Edouard ___, painted Déjeuner sur l'herbe, d. 1883
• `Le Fifre` painter
• French Impressionist
• French painter