Wilhelm Winkler ( 1882 - 1964 ) was a German painter. Wilhelm Winkler s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 79.76 USD for Winterlicher Schlossgarten in Karlsruhe. in 2006 to 922.01 USD for Wirydarz w klasztorze Bronnbach in 2014 , based on the size and medium of the artwork.