Franz Leo Ruben ( 1842 - 1920 ) was an Austrian painter. Franz Leo Ruben s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 652.92 USD for Frühling am Gardasee” in 2003 to 32200 USD for View of Bascarsija, Sarajevo in 2007 , based on the size and medium of the artwork.