Entwurf Ferdinand Liebermann ( 1914 - ) is a German painter. Entwurf Ferdinand Liebermann s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 127.53 USD for Cellist in 2005 to 1976.56 USD for Dame am Diwan, 1910 in 2007 , based on the size and medium of the artwork.