Karl Winkler ( 1827 - 1874 ) was a German painter. Karl Winkler s works have been put up for auction numerous times, with realized prices varying from 138.9 USD for Fischerboot am Chiemsee mit Blick auf die Fraueninsel und das Nonnenkloster mit Kirchturm in 2011 to 310.61 USD for St Stephen’s after the fire in 2016 , based on the size and medium of the artwork.