Cornelius Wagner ( 1870 - 1956 ) was a German painter. Cornelius Wagner s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 608.77 USD for Im Vordergrund Segler auf dem unruhigem Fluß in 2004 to 1032.39 USD for Open ponton bridge over the Rhine near Kaiserswerth in 2008 , based on the size and medium of the artwork.