Franz Bilko ( 1894 - 1968 ) was an Austrian painter. Franz Bilko s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 756.66 USD for Blühende Kastanien - Durchblick auf eine belebte Straße (Gumpoldskirchen?) in 2005 to 2243.33 USD for Bergbäuerin mit Heu in 2010 , based on the size and medium of the artwork.