Heinrich Sperling ( 1844 - 1924 ) was a German painter. Heinrich Sperling s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2678.57 USD for Zwei Pointer auf einem abgeernteten Feld in 2004 to 35033.8 USD for Fünf freunden: dogs by a terrace in 2005 , based on the size and medium of the artwork.