Jan Wilhelm Jankowsky ( 1825 - 1870 ) was an Austrian painter. Jan Wilhelm Jankowsky s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1285.02 USD for View over the lake landscape in 2003 to 11654.73 USD for active in Austria and Bohemia) View of Krems on the Danube in 2013 , based on the size and medium of the artwork.