Klemens Brosch ( 1894 - 1926 ) was an Austrian painter. Klemens Brosch s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 7640 USD for The Ploughed Field in 2004 to 59567.46 USD for Autumn Sonata in 2010 , based on the size and medium of the artwork.