Johann Melchior Roos (attributed To) ( 1659 - 1731 ) was a German painter. Johann Melchior Roos (attributed To) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2865.76 USD for Landscape with village and shepherds in 2005 to 15000 USD for A FANTASTICAL LANDSCAPE WITH A UNICORN, JAGUARS, A BEAR, DEER, AND OTHER ANIMALS in 2015 , b