He also painted six landscapes , including a panorama display of Niagara Falls .
Ralph Earl ( May 11 , 1751 -- August 16 , 1801 ) was an American painter known for his portraits , of which at least 183 can be documented .
Ralph Earl also painted six landscapes , including a panorama display of Niagara Falls .
Ralph Earl ( May 11 , 1751 -- August 16 , 1801 ) was an American painter known for his portraits , of which at least 183 can be documented .