Umberto Boccioni (Italian, 1882-1916)
Howard Russell Butler (American, 1856 – 1934)
Edwin Austin Abbey (American, 1852 - 1911)
John Singleton Copley (American, 1738-1815)
John Singer Sargent (American, 1856-1925)
Marking of lines and areas of tone onto paper/other material, where the accurate representation of the visual world is expressed upon a plane surface.