Robert Duckworth Greenham ( 1906 - 1975 ) was a British painter. Robert Duckworth Greenham s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1173.19 USD for Beach, Late Afternoon in 2004 to 14776.34 USD for ON THE BEACH in 2008 , based on the size and medium of the artwork.