Clifford Prevost Grayson ( 1857 - 1951 ) was a French painter. Clifford Prevost Grayson s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 188.08 USD for Rosenbukett auf Tischplatte in 2005 to 20740 USD for Rainy Day in Pont Aven in 2009 , based on the size and medium of the artwork.