Heiner Baumgartner ( 1891 - ) is a German painter. Heiner Baumgartner s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 258.45 USD for Sommerliche Partie im Gebirge in 2008 to 1359.31 USD for unknown in 2012 , based on the size and medium of the artwork.