Johann Heinrich Muntz ( 1727 - 1798 ) was a German painter. Johann Heinrich Muntz s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1170.16 USD for An extensive river landscape with a peasant man fishing in 2006 to 4785.75 USD for Wooded landscape with three cows in 2007 , based on the size and medium of the artwork.