Franz Jansz Post ( 1612 - 1680 ) was a Dutch painter. Franz Jansz Post s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 354066.51 USD for LANDSCAPE IN BRAZIL in 2007 to a remarkable record 1706500 USD for THE SUGAR MILL in 2009 , based on the size and medium of the artwork.