Honoré Daumier, Art Lovers, c. 1863, Gray and black wash, charcoal, and graphite, with watercolor, on cream laid paper, Cleveland Museum of Art, Cleveland. https://dartabase.art/cite/cleveland/109042

Honoré Daumier, The Troubadour, 1868–73, oil on fabric, Cleveland Museum of Art, Cleveland. https://dartabase.art/cite/cleveland/135214