Joseph Otto Flatter ( 1894 - 1988 ) was a painter. Joseph Otto Flatter s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 171.04 USD for 'Germany calling', 'Internal crisis' & German Revolution in 2008 to 872.19 USD for The Dancer in 2010 , based on the size and medium of the artwork.