Arthur Greuell ( 1891 - 1966 ) was a Belgian painter. Arthur Greuell s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 186.71 USD for Le philtre d'amour, Tristan et Yseult in 2005 to 9600 USD for Judith and Holofernes in 2009 , based on the size and medium of the artwork.