Heinrich Richter ( 1884 - 1981 ) was a German painter. Heinrich Richter s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 38.9 USD for Sitzende Frau in 2005 to 4454.85 USD for ZIGEUNERMADONNA. 1918 in 2006 , based on the size and medium of the artwork.