William Blake, The Holy Family (Christ in the Lap of Truth), c. 1805, black, gray, and brown ink applied with pen and point of brush; gray, pink, yellow, and green wash, Cleveland Museum of Art, Cleveland. https://dartabase.art/cite/cleveland/127561

Joseph Mallord William Turner, Flüelen, from the Lake of Lucerne, 1845, watercolor with gouache and scratch-away, Cleveland Museum of Art, Cleveland. https://dartabase.art/cite/cleveland/131338