Karl Stauffer Bern ( 1857 - 1891 ) was a Swiss painter. Karl Stauffer Bern s works have been put up for auction numerous times, with realized prices varying from 5656.11 USD for Partie am Achensee in 2005 to 8990.78 USD for Bildnis eines bärtigen Mannes in dunklem Anzug. in 2014 , based on the size and medium of the artwork.