Ella Bergmann Michel ( 1896 - 1971 ) was a German painter. Ella Bergmann Michel s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2913.08 USD for OB 169 (Prismatic) in 2007 to 68750 USD for SPEKTRALFALL: B234 in 2017 , based on the size and medium of the artwork.