Landscape with Ruined Castle on the Esk; Richard Principle Leitch; 1844-1875; British; 1874; Watercolor; gouache; and graphite; with scratching out on moderately thick; slightly textured; cream wove paper; Sheet: 10 7/16 x 15 3/4in. (26.5 x 40cm) and Sheet: 10 1/2 x 15 5/8 inches (26.7 x 39.7 cm); arch bridge; bridge (built work); castle; cataract; landscape; mountains; river; riverbank; rocks (landforms); ruins; sheep; shepherd; trees; Europe; Scotland; United Kingdom