Joseph Roos ( 1726 - 1805 ) was a German painter. Joseph Roos s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 600 USD for Studies of Sheep and Goats * Various Animal Studies. in 2004 to 17344.69 USD for Soldiers, peasants and shepherds by a sutler’s tent in a wide landscape, with a village in the background in 2006 , based on