Cajetan Roos (attributed to) ( 1690 - 1770 ) was an Italian painter. Cajetan Roos (attributed to) s works have been auctioned off multiple times, with realized prices varying according to the size and medium of the artwork, for instance of 1184.67 USD for A MOUNTAINOUS LANDSCAPE WITH A DROVER GUARDING HIS GOATS, SHEEP AND COWS BY A RIVER in 2004