https://useum.art/en/jean-etienne-liotard/liotard-rianthttps://useum.art/artistes/jean-etienne-liotard/grand/jean-etienne-liotard-liotard-riant-1770.webp?v=9d87d606Liotard Laughing, Jean-Étienne Liotard (c. 1770)Liotard Laughing, Jean-Étienne Liotard (c. 1770). Oil on canvas. Collection: Musée d'Art et d'Histoire, Geneva. Public domain. https://useum.art/en/jean-etienne-liotard/portrait-de-madame-d-epinayhttps://useum.art/artistes/jean-etienne-liotard/grand/jean-etienne-liotard-portrait-de-madame-d-epinay-1759.webp?v=7c946660Portrait of Madame d'Épinay, Jean-Étienne Liotard (c. 1759)Portrait of Madame d'Épinay, Jean-Étienne Liotard (c. 1759). Pastel on parchment. Collection: Musée d'Art et d'Histoire, Geneva. Public domain. https://useum.art/en/jean-etienne-liotard/autoportrait-dit-a-la-longue-barbehttps://useum.art/artistes/jean-etienne-liotard/grand/jean-etienne-liotard-autoportrait-dit-a-la-longue-barbe-1751.webp?v=44578983&r=1.1-1.1-1.5-1.4Self-Portrait with a Long Beard, Jean-Étienne Liotard (1751–1752)Self-Portrait with a Long Beard, Jean-Étienne Liotard (1751–1752). Pastel on paper mounted on canvas. Collection: Musée d'Art et d'Histoire, Geneva. Public domain.