Ralph Du Casse ( 1916 - 2004 ) was an American painter. Ralph Du Casse s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1100 USD for Untitled (Abstract in green, red and blue), 1958 in 2007 to 6000 USD for Three Oranges in 2012 , based on the size and medium of the artwork.