Isaac Van Ostade ( 1621 - 1649 ) was a Dutch painter. Isaac Van Ostade s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 101255.67 USD for A WINTER LANDSCAPE WITH SKATERS, CHILDREN PLAYING KOLF AND FIGURES WITH SLEDGES ON THE ICE NEAR A BRIDGE in 2003 to a remarkable record 1211585.49 USD for A FROZEN RIVER LANDSCAPE WITH A WAGGO