Rievaulx Abbey, Yorkshire, 1803, Watercolor and graphite with scratching out, sheet: 11 15/16 x 8 1/4 in. (30. 3 x 21 cm), Drawings, John Sell Cotman (British, Norwich 1782?1842 London), Cotman helped to reshape British watercolor painting by demonstrating the medium's aesthetic and expressive potential. A native of Norwich, in Norfolk, he moved to London in 1798 and over the next eight years developed an innovative and distinct formal vocabulary