William Sadler ( 1782 - 1839 ) was an Irish painter. William Sadler s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 3533.27 USD for A DISTANT VIEW OF POWERSCOURT WATERFALL, COUNTY WICKLOW, WITH A HORSEMAN STANDING BY SOME RAPIDS ON THE DARGLE, AND A CARRIAGE O in 2004 to 9088.04 USD for KILLINEY BAY FROM BELOW SORRENTO TERRACE i