Thomas Hartmann ( 1950 - ) is a painter. Thomas Hartmann s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 367.81 USD for Nürnberger Blätter 3 in 2013 to 625.28 USD for Viele Einzelne 4 in 2013 , based on the size and medium of the artwork.