Turner Online is an excelent site of reference for the work of British artist Joseph Mallord William Turner (1775-1851). This section of the Tate Museum ha the biography, timeline, studies and reviews about his work and some more information about him. Visit also Turner Collection with images of his works of oil paintings, sketchbooks, inscriptions, watercolours, engravings and prints, and Reflections of Sea and Light.

To see his works in a better resolution check out Artchive, CGFA and Olga's Gallery.