Karl Anton Fleck ( 1928 - 1983 ) was an Austrian painter. Karl Anton Fleck s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 277.57 USD for Hagenbrunn in 2003 to 2345.65 USD for Früchte + Pfeifen in 2005 , based on the size and medium of the artwork.