Leo Adler ( 1897 - 1987 ) was an Austrian painter. Leo Adler s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 418.31 USD for “Sommertag am Feld” in 2005 to 1654.6 USD for Stadtansicht im Winter in 2008 , based on the size and medium of the artwork.