Johann Melchior Roos ( 1659 - 1731 ) was a German painter. Johann Melchior Roos s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 3460.21 USD for Chiens attaquant un renard in 2004 to 11674.97 USD for A PAIR OF TAVERN INTERIORS in 2009 , based on the size and medium of the artwork.