Llanfair Church, North Wales for A Treatise on Landscape Painting and Effect in Water Colours, David Cox
Graphite and red chalk, roughly 6×16 inches (14x40cm).
Link is to zoomable version on Google Art Project; downloadable file on Wikimedia Commons; original is in the Yale Center for British Art, which also has a downloadable file.
Victorian watercolorist David Cox gives us a beautiful example of the effective use of linear textures in graphite drawing. His thoughtful study of the stone building and its surrounds is rich with the tonal qualities of a painting.
You can see the titular book on the Internet Archive, in thumbnail page mode here.
