Norbert Bunge ( - ) is a German painter. Norbert Bunge s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 245.34 USD for Robert Frank, Nova Scotia in 2005 to 799.5 USD for Ein Loch in der Mauer, Berlin-Kreuzberg in 2019 , based on the size and medium of the artwork.