Johannes Jacob Hartmann (after) ( 1680 - 1730 ) was a Czech painter. Johannes Jacob Hartmann (after) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 3020.24 USD for Wooded landscape with travellers in 2006 to 7168 USD for Landskap med ridande jaktsällskap. in 2010 , based on the size and medium of the artwork.