from Bristol and Malmesbury Sketchbook [Finberg VI], Studies of a Porch and Decorated Moulding, Joseph Mallord William Turner, 1791, Graphite on paper. | Tate Images.
Designed and etched by Joseph Mallord William Turner, Basle (Liber Studiorum, part I, plate 5)
Joseph Mallord William Turner, 'Cote House Seen through Trees' 1791 (J.M.W. Turner: Sketchbooks, Drawings and Watercolours)
Joseph Mallord William Turner, 'Inscription by Turner: Title of Sketchbook' circa 1805 (J.M.W. Turner: Sketchbooks, Drawings and Watercolours)
Joseph Mallord William Turner, 'A Castle on a Wooded Bank above a River, with a Church Spire to the Right' 1798 (J.M.W. Turner: Sketchbooks, Drawings and Watercolours)
Etchings and Engravings for the 'Liber Studiorum'', Joseph Mallord William Turner, 1807–19
File:Joseph Mallord William Turner - Morning amongst the Coniston Fells, Cumberland - Google Art Project.jpg - Wikipedia
File:Joseph Mallord William Turner - The Channel Sketchbook - Google Art Project (2221514).jpg - Wikimedia Commons
File:Joseph Mallord William Turner (1775-1851) - The Arrival of Louis-Philippe at Portsmouth, 8 October 1844 - N04660 - National Gallery.jpg - Wikipedia
Joseph Mallord William Turner, 'Study for 'Abingdon'' 1805 (J.M.W. Turner: Sketchbooks, Drawings and Watercolours)
File:Joseph Mallord William Turner - The Channel Sketchbook - Google Art Project (2441406).jpg - Wikimedia Commons
The Project Gutenberg eBook of Turner's Sketches And Drawings, by A. J. Finberg.