Karl Landolt ( 1925 - 2010 ) was a Swiss painter. Karl Landolt s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1670.38 USD for Lattenberg bei Stäfa in 2004 to 16748.55 USD for ZÜRICHSEE PFINGSTMONTAG in 2014 , based on the size and medium of the artwork.