John Robert Cozens (after) ( 1752 - 1799 ) was a British painter. John Robert Cozens (after) s works have been put up for auction numerous times, with realized prices varying from 56.83 USD for PRECIPITOUS NORTH FACE OF THE WILLENSEE in 2005 to 318.26 USD for Vesuvius, two figures reaching the crater, circa 1780 in 2005 , based on the size and medium of the artwork.