Ronald Ossory Dunlop (after) ( 1894 - 1973 ) was a British painter. Ronald Ossory Dunlop (after) s works have been put up for auction numerous times, with realized prices varying from 33.52 USD for Still life of flowers and a bowl of fruit, (recto), Still life with a mask and a gramophone, (verso); in 2004 to 500 USD for SUNFLOWER STILL LIFE in 2005 , based on the size and medium of the artwork